./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum.i --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_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/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_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/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_12cf34fb-cda9-4449-b945-cf2221e925bb/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 4dc91bf2fc8981aab63c1ee768384f1c8f580edfe4618d65089a78f799b6ddb8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:21:21,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:21:21,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:21:21,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:21:21,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:21:21,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:21:21,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:21:21,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:21:21,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:21:21,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:21:21,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:21:21,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:21:21,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:21:21,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:21:21,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:21:21,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:21:21,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:21:21,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:21:21,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:21:21,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:21:21,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:21:21,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:21:21,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:21:21,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:21:21,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:21:21,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:21:21,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:21:21,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:21:21,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:21:21,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:21:21,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:21:21,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:21:21,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:21:21,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:21:21,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:21:21,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:21:21,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:21:21,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:21:21,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:21:21,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:21:21,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:21:21,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:21:21,967 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:21:21,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:21:21,969 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:21:21,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:21:21,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:21:21,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:21:21,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:21:21,971 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:21:21,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:21:21,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:21:21,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:21:21,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:21:21,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:21:21,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:21:21,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:21:21,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:21:21,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:21:21,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:21:21,980 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:21:21,980 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:21:21,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:21:21,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:21:21,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:21:21,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:21:21,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:21:21,981 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:21:21,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:21:21,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:21:21,981 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_12cf34fb-cda9-4449-b945-cf2221e925bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dc91bf2fc8981aab63c1ee768384f1c8f580edfe4618d65089a78f799b6ddb8 [2021-11-23 01:21:22,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:21:22,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:21:22,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:21:22,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:21:22,308 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:21:22,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/reducercommutativity/rangesum.i [2021-11-23 01:21:22,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/data/855fd4a22/bf85e11e305544de88a07e05619dfc13/FLAGab3ecebfe [2021-11-23 01:21:22,931 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:21:22,932 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/sv-benchmarks/c/reducercommutativity/rangesum.i [2021-11-23 01:21:22,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/data/855fd4a22/bf85e11e305544de88a07e05619dfc13/FLAGab3ecebfe [2021-11-23 01:21:23,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/data/855fd4a22/bf85e11e305544de88a07e05619dfc13 [2021-11-23 01:21:23,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:21:23,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:21:23,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:21:23,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:21:23,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:21:23,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6252eb5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23, skipping insertion in model container [2021-11-23 01:21:23,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:21:23,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:21:23,601 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_12cf34fb-cda9-4449-b945-cf2221e925bb/sv-benchmarks/c/reducercommutativity/rangesum.i[1544,1557] [2021-11-23 01:21:23,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:21:23,620 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:21:23,664 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_12cf34fb-cda9-4449-b945-cf2221e925bb/sv-benchmarks/c/reducercommutativity/rangesum.i[1544,1557] [2021-11-23 01:21:23,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:21:23,689 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:21:23,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23 WrapperNode [2021-11-23 01:21:23,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:21:23,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:21:23,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:21:23,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:21:23,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,726 INFO L137 Inliner]: procedures = 17, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2021-11-23 01:21:23,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:21:23,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:21:23,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:21:23,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:21:23,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:21:23,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:21:23,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:21:23,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:21:23,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:21:23" (1/1) ... [2021-11-23 01:21:23,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:21:23,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:21:23,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:21:23,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12cf34fb-cda9-4449-b945-cf2221e925bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:21:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:21:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:21:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:21:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:21:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:21:23,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:21:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:21:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2021-11-23 01:21:23,851 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2021-11-23 01:21:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:21:23,959 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:21:23,960 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:21:24,177 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:21:24,221 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:21:24,221 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:21:24,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:21:24 BoogieIcfgContainer [2021-11-23 01:21:24,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:21:24,225 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:21:24,225 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:21:24,235 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:21:24,235 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:21:24" (1/1) ... [2021-11-23 01:21:24,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:21:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-23 01:21:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-23 01:21:24,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:21:24,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2021-11-23 01:21:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2021-11-23 01:21:24,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:21:24,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,036 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:21:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-23 01:21:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-23 01:21:25,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:21:25,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 32 transitions. [2021-11-23 01:21:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2021-11-23 01:21:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:21:25,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 33 transitions. [2021-11-23 01:21:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2021-11-23 01:21:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:21:25,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,732 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:25,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2021-11-23 01:21:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2021-11-23 01:21:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:21:25,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:21:25,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:25,972 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:21:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 37 transitions. [2021-11-23 01:21:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-23 01:21:26,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:21:26,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:21:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2021-11-23 01:21:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2021-11-23 01:21:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:21:26,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:27,215 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 18 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:21:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2021-11-23 01:21:28,577 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2021-11-23 01:21:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:21:28,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:28,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:28,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:28,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,971 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:21:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 68 transitions. [2021-11-23 01:21:30,012 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2021-11-23 01:21:30,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:21:30,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:30,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:21:31,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 78 transitions. [2021-11-23 01:21:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2021-11-23 01:21:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:31,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:31,729 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:33,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:33,410 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:33,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:33,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:33,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:33,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:33,867 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:33,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:33,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:34,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:34,053 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:34,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:34,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,205 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:34,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:34,221 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:34,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,371 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:34,388 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:34,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,538 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:34,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:34,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:34,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:34,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:34,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:34,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:34,951 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:34,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:34,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:34,966 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:34,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:34,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:34,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:35,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:35,127 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:35,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:35,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:35,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:35,309 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:35,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:35,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:35,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:35,503 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:35,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:35,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,663 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:35,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:35,679 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:35,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:35,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:35,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:35,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:35,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:35,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:36,005 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:36,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:36,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,157 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:36,174 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:36,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,323 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:36,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,483 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:36,497 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:36,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:36,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:36,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:36,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:36,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:36,830 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:36,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:36,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:36,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:36,977 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:36,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:36,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:37,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:37,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:37,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,257 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:37,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:37,269 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:37,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:37,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:37,417 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:37,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:37,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,548 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:37,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:37,560 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:37,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:37,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,699 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:37,718 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:37,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,882 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:37,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:37,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:37,896 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:37,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:37,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:37,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:37,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:37,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:38,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,184 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:38,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:38,196 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:38,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:38,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,325 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:38,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:38,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:38,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:38,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,482 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:38,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,638 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:38,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,792 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:38,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:38,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:38,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:38,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,116 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:39,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,298 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:39,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:39,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:39,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:39,621 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:39,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:39,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,773 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:39,786 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:39,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:39,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:39,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,939 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:39,951 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:39,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:39,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,108 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:40,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:40,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:40,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:40,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,551 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:40,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:40,560 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:40,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:40,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,736 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:40,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:40,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:40,893 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:40,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,019 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:41,027 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,144 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:41,153 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:41,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:41,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:41,290 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,414 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:41,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:41,424 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:41,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:41,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:41,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,868 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:41,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:41,878 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:41,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:41,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:41,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:42,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:42,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:42,208 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:42,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:42,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,360 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:42,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:42,370 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:42,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:42,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,504 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:42,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:42,513 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:42,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:42,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:42,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:42,665 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:42,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:42,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,798 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:42,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:42,809 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:42,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:42,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:42,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:42,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:42,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,117 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:43,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:43,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:43,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:43,430 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:43,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:43,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,571 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:43,582 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:43,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:43,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:43,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:43,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,861 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:43,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:43,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:43,874 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:43,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:43,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:43,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:43,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:43,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:44,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:44,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,288 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:44,297 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:44,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:44,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,430 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:44,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:44,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,564 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:44,575 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:44,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,707 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:44,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:44,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,855 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:44,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:45,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:45,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:45,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:45,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:45,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:45,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:45,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,470 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:45,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:45,479 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:45,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:45,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:45,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:45,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:45,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:45,779 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:45,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:45,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:45,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:45,928 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:45,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:45,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:45,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:45,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:45,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:46,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:46,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:46,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:46,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:46,393 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:46,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,541 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:46,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:46,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:46,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:46,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,845 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:46,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:46,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:46,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:47,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:47,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:47,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:47,144 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:47,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,283 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:47,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:47,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:47,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,446 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:47,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:47,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:47,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:47,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:47,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:47,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:47,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:47,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:47,914 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:47,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:47,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:48,062 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:48,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:48,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:48,205 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:48,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:48,359 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:48,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:48,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:48,520 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:48,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:48,664 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:48,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:48,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:48,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:48,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,944 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:48,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:48,955 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:48,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:48,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:49,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,223 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:49,234 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:49,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:49,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:49,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:49,363 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:49,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:49,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,498 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:49,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:49,507 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:49,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:49,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:49,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:49,677 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:49,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,810 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:49,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:49,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:49,946 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:49,955 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:49,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:49,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,110 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:50,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:50,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:50,264 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:50,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:50,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:50,410 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:50,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:50,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,546 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:50,555 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:50,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:50,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:50,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:50,694 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:50,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:50,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:50,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:50,851 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:50,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:50,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:50,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:50,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:51,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:51,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:51,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:51,296 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:51,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,443 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:51,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,614 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:51,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:51,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:51,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,775 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:51,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:51,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:51,944 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:51,956 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:51,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:52,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,245 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:52,256 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:52,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:52,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:52,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:52,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,540 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:52,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:52,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:52,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:52,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:52,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:52,824 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:52,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:52,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:52,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:52,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:52,958 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:52,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:52,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:52,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:52,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,072 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:53,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:53,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:53,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:53,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:53,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,361 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:53,387 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:53,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:53,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,529 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:53,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:53,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:53,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:53,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:53,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:53,814 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:53,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:53,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:53,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:53,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:53,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:54,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:54,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:54,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:54,236 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:54,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:54,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:54,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:54,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:54,525 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:54,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:54,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,664 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:54,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:54,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,805 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:54,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:54,813 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:54,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:54,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:54,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:54,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:54,961 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:54,973 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:54,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,113 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:55,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,285 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:55,294 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:55,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:55,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:55,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:55,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:55,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:55,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,828 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:55,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,966 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:55,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:55,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,108 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:56,119 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:56,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:56,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,246 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:56,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,368 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:56,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:56,376 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:56,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:56,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:56,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:56,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:56,676 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:56,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:56,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,825 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:56,836 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:56,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:56,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:56,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:56,946 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:56,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:56,955 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:56,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:56,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:56,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:57,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:57,109 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:57,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:57,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:57,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:57,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:57,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:57,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:57,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:57,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:57,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:57,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:57,800 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:57,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:57,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,940 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:57,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:57,951 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:57,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,096 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:58,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:58,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:58,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:58,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:58,407 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:58,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:58,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:58,564 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:58,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:58,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:58,717 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:58,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:58,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:58,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:58,865 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:58,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:58,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:58,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,011 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:59,022 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:59,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:59,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,161 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:59,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:59,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:59,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:59,323 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:59,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:59,469 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:59,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:59,621 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:59,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:59,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:59,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:59,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:21:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:21:59,898 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:21:59,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:59,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,026 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,155 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,431 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,557 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,700 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,839 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,847 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:00,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:00,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:00,974 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:00,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:00,985 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:00,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:00,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:00,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,124 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:01,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:01,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:01,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,282 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:01,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:01,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:01,419 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:01,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:01,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:01,572 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:01,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:01,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:01,708 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:01,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:01,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:01,851 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:01,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:01,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,961 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:01,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,086 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:02,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:02,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,199 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:02,208 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:02,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:02,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:02,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,433 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:02,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:02,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:02,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:02,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:02,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:02,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,878 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:02,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:03,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:03,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:03,151 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:03,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:03,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:03,278 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:03,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:03,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,393 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:03,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,557 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:03,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:03,568 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:03,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:03,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,704 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:03,715 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:03,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:03,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:03,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:03,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:03,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:03,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,008 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,144 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,156 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,293 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,440 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,585 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,841 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:04,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:04,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:05,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:05,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,212 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:05,220 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:05,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:05,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:05,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:05,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:05,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:05,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:05,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:05,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:05,758 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:05,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:05,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:05,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:05,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:05,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:05,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,006 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,119 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,128 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,257 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,377 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,386 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,711 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,855 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:06,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,976 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:06,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:06,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,124 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:07,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:07,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,275 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:07,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:07,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,420 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:07,432 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:07,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:07,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,558 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:07,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:07,679 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:07,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:07,824 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:07,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:07,963 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:07,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:07,975 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:07,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:08,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:08,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:08,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:08,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,426 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:08,437 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:08,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:08,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:08,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:08,585 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:08,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:08,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,873 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:08,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:08,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:08,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:08,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,025 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,134 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,257 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,370 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,379 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,503 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,627 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,766 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,871 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:09,985 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:09,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:09,993 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:09,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,099 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,211 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,219 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,333 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,447 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,698 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:10,945 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:10,956 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:10,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:10,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:10,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:10,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:10,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,090 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:11,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:11,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,247 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:11,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:11,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:11,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:11,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:11,542 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:11,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:11,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:11,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:11,656 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:11,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:11,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:11,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:11,921 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:11,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:11,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,030 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,039 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,848 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,856 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:12,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:12,961 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:12,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:12,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:12,969 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:12,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:12,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:12,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,082 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,427 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,660 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,694 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,812 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:13,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:13,966 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:13,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:14,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:14,098 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:14,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:14,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:14,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:14,255 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:14,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:14,267 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:14,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:14,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:14,405 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:14,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:14,417 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:14,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:14,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:14,548 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:14,559 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:14,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:14,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:14,670 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:14,686 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:14,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:14,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:14,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:14,967 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:14,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:15,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:15,093 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:15,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:15,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:15,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:15,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:15,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:15,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:15,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:15,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:15,342 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:15,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:15,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:15,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,481 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:15,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:15,493 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:15,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:15,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:15,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,627 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:15,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:15,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,771 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:15,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:15,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:15,779 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:15,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:15,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:15,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:15,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:15,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:15,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:15,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:15,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,004 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,118 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,225 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,346 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,459 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,565 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,678 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,793 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:16,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:16,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:16,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,021 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,029 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,157 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,281 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,516 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,631 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,766 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,880 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:17,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:17,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:17,986 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:17,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:17,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:17,994 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:17,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:17,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:17,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,452 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,567 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,692 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,798 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:18,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:18,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,160 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,168 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,281 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,396 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,518 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,638 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,788 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:19,896 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:19,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:19,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:19,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:19,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:19,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,027 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,143 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,247 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,506 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,623 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,731 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,844 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,852 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:20,966 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:20,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:20,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,072 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,081 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,187 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,313 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,435 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,539 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,547 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,652 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,660 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,882 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:21,890 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:21,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:21,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:21,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:21,996 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,004 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,110 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,223 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,249 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,369 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,504 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,732 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,740 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,846 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,853 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,959 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:22,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:22,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:22,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,072 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,194 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,299 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,307 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,643 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,651 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,757 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,765 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:23,995 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:23,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,115 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,221 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,229 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,486 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,494 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,600 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,829 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,838 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:24,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:24,960 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,223 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,235 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,650 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,756 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,764 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,873 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:25,987 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:25,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:25,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,106 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,337 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,572 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,695 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,803 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:26,920 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:26,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:26,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:26,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:26,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:26,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:26,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:26,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,177 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,185 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,291 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,299 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,412 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,525 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,754 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,879 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:27,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:27,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:27,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:27,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:27,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,001 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,009 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,124 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,232 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,241 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,368 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,473 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,587 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,718 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,841 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:28,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,186 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,194 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,308 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,414 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,537 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,652 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,774 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,890 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:29,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:29,898 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:29,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:29,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:29,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:29,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:29,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,003 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,011 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,238 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,344 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,574 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,581 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,688 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:30,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:30,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:31,032 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:31,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:31,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:31,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:31,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:31,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:31,351 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:31,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:31,362 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:31,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:31,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:31,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:31,496 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:31,508 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:31,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:31,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:31,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:31,653 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:31,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:31,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:31,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:31,788 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:31,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:31,798 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:31,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:31,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:31,905 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:31,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:31,913 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:31,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:31,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:31,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,027 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,143 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,368 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,376 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,747 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,755 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,866 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:32,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:32,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:32,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,030 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,161 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,310 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,426 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,771 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,779 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:33,886 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:33,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:33,895 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:33,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:33,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,008 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,016 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,124 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,245 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,253 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,367 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,473 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,704 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,828 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:34,943 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:34,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:34,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,050 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,164 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,297 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,433 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,569 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,578 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,683 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,691 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,797 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,912 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:35,920 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:35,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:35,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,037 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,153 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,260 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,268 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,375 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,613 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,720 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,836 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,843 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:36,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:36,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:36,967 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:36,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:36,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:36,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:36,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,082 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,206 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,214 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,371 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,508 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,624 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,854 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:37,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:37,968 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:37,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:37,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,076 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,191 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,323 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,429 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,552 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,782 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:38,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,003 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,117 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,125 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,233 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,378 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,521 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,529 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,637 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,773 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:39,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:39,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:39,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,108 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,115 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,224 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,232 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,339 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:40,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:40,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:41,050 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:41,058 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:41,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:41,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:41,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:41,335 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:41,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:41,347 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:41,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:41,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:41,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:41,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:41,634 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:41,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:41,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:41,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:41,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:41,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:41,921 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:41,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:41,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,049 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,171 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,281 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,289 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,397 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,521 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,628 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,636 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,755 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,876 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:42,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:42,989 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:42,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:42,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,096 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:43,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:43,104 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:43,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:43,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:43,334 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:43,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,582 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:43,590 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:43,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:43,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:43,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:43,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,015 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,134 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,142 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,257 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,265 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,370 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,378 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,484 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,492 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,607 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,714 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,837 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:44,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:44,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:44,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:44,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,067 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,422 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,550 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:45,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:45,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:45,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:45,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,036 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,145 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,300 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,432 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,671 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,779 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:46,900 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:46,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:46,926 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:46,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:46,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,075 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,181 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,189 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,295 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,303 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,532 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,877 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:47,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:47,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:47,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,104 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:48,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,220 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:48,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:48,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,469 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:48,477 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:48,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,631 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:48,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:48,643 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:48,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:48,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:48,795 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:48,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:48,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:48,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:48,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:49,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:49,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:49,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:49,212 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:49,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:49,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:49,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:49,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:49,345 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:49,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:49,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:49,461 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:49,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:49,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:49,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,569 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:49,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:49,577 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:49,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:49,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:49,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:49,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:49,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:49,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:49,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:49,849 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:49,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:49,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:49,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:49,990 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,152 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,538 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,775 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:50,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:50,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:50,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,121 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,230 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,355 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,506 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:51,983 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:51,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:51,991 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:51,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:51,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,099 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,228 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,236 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,354 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,578 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,586 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,811 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:52,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:52,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:52,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,050 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,058 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,165 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,280 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,403 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,625 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,857 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:53,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,973 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:53,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:53,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,089 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,096 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,205 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,213 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,348 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,455 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,578 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,694 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:54,969 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:54,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:54,978 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:54,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,094 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,342 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,570 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,578 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,687 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,819 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:55,933 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:55,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:55,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:55,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,309 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,454 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,567 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,691 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,807 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,916 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:56,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:56,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,032 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,149 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,157 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,567 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,692 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,808 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:57,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,031 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,150 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,420 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,428 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,537 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,780 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,788 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:58,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:58,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:58,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:58,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,018 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,142 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,250 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,257 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,365 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,373 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,481 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,489 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,597 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,605 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,720 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,829 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:59,945 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:22:59,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:22:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:22:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:59,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,088 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,328 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,453 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,677 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,801 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:00,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:00,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:00,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,025 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,373 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:01,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:01,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:01,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,080 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,200 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,308 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,317 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,556 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,790 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,915 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,030 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,146 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,155 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,271 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,495 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,727 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,852 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:03,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:03,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,086 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,327 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,560 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,676 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:04,909 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:04,917 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:04,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,142 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,150 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,493 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,501 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,622 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:05,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:05,975 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:05,983 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:05,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,091 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,450 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,566 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,799 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,909 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:06,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:06,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:06,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,034 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,041 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,380 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,496 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,504 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,727 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:07,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,086 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,204 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,322 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,437 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,674 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,790 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:08,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:08,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,149 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,265 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,492 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,500 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,609 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,617 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,964 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:09,972 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:09,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:09,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,078 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,194 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,311 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,319 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,436 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,663 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:10,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:10,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:10,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,014 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,023 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,131 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,147 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,256 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,264 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,371 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,742 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,851 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:11,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:11,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,085 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,203 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,446 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,809 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:12,924 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:12,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:12,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,039 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,047 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,156 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,164 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,273 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,281 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,390 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,507 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,515 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,740 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,748 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:13,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:13,878 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:13,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:13,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:14,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,110 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:14,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:14,118 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:14,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,226 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:14,234 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:14,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:14,350 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:14,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,459 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:14,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:23:14,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:14,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:23:14,701 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:23:14,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-23 01:30:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:23,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:23,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:23,661 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:23,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:23,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:23,682 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:23,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:23,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:23,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:23,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:23,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:23,830 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:23,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:23,838 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:23,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:23,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:23,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:23,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:23,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:23,996 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:23,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:23,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:23,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:24,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:24,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:24,144 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:24,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:24,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:24,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:24,294 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:24,302 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:24,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:24,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:24,450 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:24,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:24,458 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:24,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:24,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:24,603 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:24,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:24,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:24,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:24,758 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:24,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:24,766 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:24,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:24,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:24,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:24,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:24,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:24,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:24,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:24,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:25,071 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:25,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:25,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:25,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:25,218 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:25,226 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:25,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:25,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:25,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:25,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:25,385 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:25,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:25,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:25,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:25,536 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:25,544 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:25,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:25,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:25,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:25,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:25,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:25,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:25,849 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:25,857 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:25,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:25,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:25,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:26,007 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:26,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:26,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:26,015 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:26,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:26,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:26,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:26,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:26,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:26,162 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:26,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:26,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:26,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:26,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:26,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:26,317 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:26,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:26,326 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:26,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:26,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:26,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:26,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:26,474 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:26,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:26,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:26,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:26,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:26,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:26,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:26,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:26,639 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:26,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:26,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:26,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:26,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:26,789 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:26,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:26,797 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:26,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:26,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:26,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:26,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:26,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:26,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:26,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:26,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:27,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:27,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:27,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:27,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:27,108 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:27,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:27,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:27,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:27,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:27,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:27,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:27,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:27,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:27,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:27,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:27,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:27,415 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:27,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:27,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:27,423 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:27,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:27,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:27,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:27,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:27,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:27,566 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:27,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:27,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:27,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:27,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:27,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:27,722 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:27,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:27,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:27,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:27,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:27,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:27,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:27,878 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:27,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:27,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:27,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:27,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:28,019 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:28,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:28,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:28,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:28,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:28,176 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:28,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:28,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:28,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:28,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:28,331 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:28,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:28,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:28,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:28,482 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:28,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:28,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:28,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:28,640 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:28,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:28,648 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:28,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:28,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:28,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:28,797 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:28,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:28,805 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:28,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:28,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:28,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:28,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:28,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:29,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:29,096 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:29,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:29,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:29,256 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:29,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:29,263 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:29,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:29,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:29,402 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:29,410 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:29,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:29,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:29,566 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:29,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:29,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:29,702 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:29,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:29,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:29,854 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:29,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:29,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:29,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:30,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:30,014 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:30,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:30,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:30,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:30,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:30,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:30,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:30,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:30,167 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:30,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:30,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:30,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:30,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:30,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:30,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:30,315 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:30,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:30,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:30,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:30,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:30,461 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:30,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:30,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:30,469 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:30,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:30,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:30,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:30,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:30,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:30,613 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:30,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:30,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:30,621 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:30,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:30,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:30,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:30,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:30,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:30,773 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:30,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:30,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:30,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:30,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:30,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:30,928 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:30,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:30,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:30,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:31,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:31,093 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:31,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:31,101 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:31,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:31,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:31,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:31,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:31,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:31,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:31,255 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:31,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:31,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:31,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:31,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:31,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:31,401 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:31,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:31,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:31,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:31,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:31,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:31,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:31,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:31,701 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:31,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:31,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:31,709 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:31,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:31,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:31,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:31,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:31,858 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:31,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:31,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:31,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:31,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:32,017 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:32,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:32,025 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:32,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:32,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:32,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:32,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:32,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:32,176 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:32,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:32,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:32,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:32,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:32,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:32,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:32,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:32,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:32,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:32,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:32,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:32,485 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:32,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:32,493 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:32,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:32,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:32,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:32,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:32,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:32,640 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:32,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:32,648 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:32,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:32,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:32,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:32,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:32,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:32,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:32,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:32,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:32,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:32,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:32,960 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:32,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:32,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:32,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:33,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:33,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:33,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:33,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:33,257 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:33,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:33,265 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:33,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:33,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:33,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:33,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:33,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:33,417 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:33,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:33,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:33,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:33,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:33,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:33,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:33,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:33,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:33,730 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:33,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:33,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:33,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:33,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:33,884 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:33,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:33,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:33,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:33,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:33,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:34,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:34,042 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:34,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:34,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:34,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:34,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:34,196 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:34,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:34,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:34,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:34,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:34,348 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:34,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:34,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:34,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:34,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:34,491 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:34,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:34,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:34,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:34,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:34,647 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:34,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:34,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:34,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:34,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:34,805 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:34,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:34,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:34,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:34,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:34,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:34,955 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:34,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:34,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:35,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:35,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:35,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:35,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:35,257 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:35,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:35,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:35,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:35,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:35,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:35,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:35,422 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:35,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:35,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:35,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:35,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:35,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:35,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:35,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:35,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:35,718 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:35,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:35,725 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:35,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:35,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:35,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:35,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:35,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:35,882 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:35,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:35,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:35,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,031 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:36,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:36,039 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:36,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:36,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:36,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,180 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:36,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:36,188 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:36,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:36,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:36,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:36,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:36,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:36,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,498 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:36,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:36,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,656 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:36,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:36,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,813 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:36,821 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:36,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:36,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:36,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:36,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:36,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:36,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:37,115 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:37,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:37,123 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:37,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:37,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:37,258 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:37,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:37,267 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:37,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:37,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:37,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:37,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:37,712 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:37,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:37,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:37,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:37,870 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:37,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:37,878 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:37,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:37,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:37,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:37,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:38,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:38,034 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:38,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:38,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:38,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:38,193 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:38,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:38,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,347 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:38,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:38,355 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:38,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:38,512 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:38,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:38,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:38,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:38,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:38,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:38,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:38,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:38,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:38,963 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:38,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:38,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:38,972 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:38,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:38,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:38,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:39,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:39,119 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:39,127 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:39,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:39,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:39,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:39,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:39,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:39,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:39,283 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:39,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:39,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:39,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:39,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:39,438 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:39,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:39,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:39,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:39,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:39,587 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:39,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:39,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:39,595 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:39,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:39,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:39,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:39,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:39,744 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:39,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:39,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:39,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:39,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:39,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:39,902 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:39,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:39,910 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:39,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:39,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:39,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:39,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:40,056 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:40,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:40,064 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:40,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:40,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:40,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:40,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:40,218 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:40,226 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:40,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:40,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:40,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:40,367 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:40,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:40,375 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:40,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:40,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:40,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:40,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:40,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:40,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:40,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:40,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:40,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:40,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:40,678 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:40,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:40,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:40,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:40,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:40,814 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:40,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:40,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:40,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:40,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:40,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:40,969 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:40,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:40,977 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:40,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:40,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:41,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:41,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:41,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:41,266 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:41,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:41,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:41,418 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:41,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:41,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:41,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:41,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:41,578 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:41,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:41,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:41,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:41,721 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:41,729 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:41,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:41,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:41,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:41,874 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:41,890 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:41,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:41,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:42,028 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:42,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:42,036 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:42,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:42,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:42,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:42,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:42,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:42,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:42,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:42,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:42,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:42,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:42,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:42,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:42,341 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:42,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:42,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:42,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:42,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:42,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:42,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:42,485 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:42,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:42,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:42,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:42,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:42,633 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:42,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:42,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:42,641 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:42,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:42,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:42,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:42,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:42,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:42,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:42,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:42,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:42,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:42,938 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:42,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:42,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:42,946 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:42,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:42,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:42,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:43,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:43,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:43,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:43,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:43,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:43,238 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:43,246 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:43,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:43,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:43,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:43,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:43,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:43,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:43,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:43,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:43,557 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:43,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:43,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:43,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:43,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:43,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:43,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:43,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:43,870 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:43,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:43,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:43,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:43,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:44,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:44,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:44,012 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:44,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:44,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:44,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:44,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:44,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:44,157 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:44,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:44,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:44,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:44,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:44,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:44,323 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:44,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:44,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:44,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:44,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:44,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:44,473 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:44,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:44,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:44,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:44,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:44,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:44,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:44,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:44,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:44,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:44,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:44,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:44,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:44,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:44,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:44,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:44,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:44,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:44,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:44,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:45,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:45,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:45,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:45,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:45,092 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:45,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:45,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:45,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:45,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:45,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:45,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:45,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:45,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:45,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:45,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:45,387 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:45,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:45,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:45,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:45,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:45,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:45,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:45,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:45,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:45,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:45,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:45,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:45,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:45,710 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:45,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:45,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:45,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:45,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:45,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:45,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:45,855 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:45,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:45,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:45,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:45,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:45,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:46,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:46,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:46,011 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:46,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:46,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:46,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:46,156 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:46,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:46,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:46,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:46,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:46,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:46,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:46,318 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:46,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:46,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:46,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:46,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:46,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:46,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:46,471 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:46,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:46,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:46,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:46,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:46,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:46,613 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:46,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:46,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:46,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:46,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:46,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:46,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:46,776 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:46,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:46,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:46,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:46,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:46,919 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:46,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:46,926 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:46,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:46,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:46,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:46,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:46,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:47,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:47,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:47,081 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:47,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:47,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:47,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:47,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:47,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:47,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:47,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:47,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:47,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:47,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:47,394 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:47,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:47,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:47,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:47,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:47,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:47,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:47,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:47,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:47,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:47,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:47,703 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:47,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:47,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:47,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:47,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:47,842 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:47,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:47,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:47,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:47,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:47,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:47,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:47,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:47,992 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:48,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:48,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:48,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:48,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:48,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:48,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:48,303 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:48,311 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:48,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:48,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:48,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:48,447 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:48,455 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:48,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:48,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:48,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:48,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:48,602 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:48,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:48,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:48,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:48,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:48,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:48,763 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:48,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:48,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:48,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:48,914 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:48,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:48,922 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:48,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:48,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:48,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:48,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:49,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:49,088 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:49,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:49,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:49,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:49,235 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:49,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:49,243 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:49,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:49,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:49,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:49,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:49,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:49,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:49,550 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:49,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:49,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:49,694 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:49,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:49,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:49,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:49,841 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:49,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:49,849 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:49,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:49,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:49,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:50,003 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:50,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:50,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:50,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:50,148 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:50,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:50,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:50,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:50,302 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:50,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:50,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:50,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:50,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:50,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:50,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:50,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:50,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:50,767 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:50,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:50,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:50,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:50,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:50,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:50,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:51,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,079 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:51,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:51,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:51,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:51,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:51,240 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:51,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:51,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:51,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,380 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:51,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:51,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:51,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:51,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:51,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:51,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,687 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:51,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:51,695 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:51,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:51,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:51,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:51,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:51,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:51,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:51,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:51,996 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:52,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:52,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:52,004 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:52,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:52,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:52,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:52,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:52,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:52,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:52,161 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:52,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:52,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:52,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:52,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:52,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:52,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:52,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:52,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:52,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:52,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:52,466 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:52,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:52,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:52,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:52,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:52,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:52,622 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:52,629 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:52,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:52,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:52,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:52,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:52,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:52,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:52,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:52,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:52,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:52,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:52,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:52,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:52,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:52,949 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:52,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:52,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:52,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:53,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:53,087 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:53,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:53,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:53,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:53,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:53,244 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:53,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:53,252 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:53,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:53,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:53,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:53,400 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:53,408 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:53,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:53,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:53,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:53,557 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:53,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:53,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:53,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:53,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:53,712 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:53,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:53,720 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:53,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:53,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:53,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:53,868 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:53,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:53,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:53,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:54,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:54,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:54,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:54,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:54,176 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:54,184 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:54,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:54,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:54,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:54,325 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:54,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:54,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:54,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:54,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:54,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:54,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:54,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:54,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:54,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:54,645 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:54,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:54,653 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:54,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:54,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:54,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:54,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:54,802 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:54,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:54,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:54,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:54,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:54,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:55,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:55,110 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:55,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:55,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:55,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:55,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:55,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:55,262 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:55,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:55,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:55,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:55,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:55,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:55,562 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:55,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:55,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:55,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:55,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:55,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:55,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:55,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:55,873 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:55,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:55,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:55,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:56,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:56,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:56,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:56,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:56,169 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:56,177 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:56,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:56,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:56,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:56,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:56,330 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:56,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:56,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:56,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:56,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:56,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:56,487 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:56,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:56,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:56,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:56,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:56,636 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:56,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:56,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:56,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:56,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:56,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:56,786 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:56,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:56,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:56,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:56,937 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:56,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:56,945 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:56,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:57,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:57,096 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:57,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:57,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:57,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:57,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:57,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:57,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:57,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:57,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:57,412 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:57,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:57,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:57,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:57,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:57,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:57,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:57,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:57,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:57,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:57,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:57,719 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:57,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:57,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:57,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:57,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:57,867 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:57,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:57,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:57,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:57,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:58,012 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:58,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:58,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:58,170 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:58,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:58,186 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:58,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:58,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:58,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:58,333 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:58,341 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:58,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:58,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:58,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:58,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:58,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:58,643 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:58,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:58,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:58,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:58,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:58,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:58,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:58,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:58,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:58,962 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:58,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:58,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:58,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:59,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:59,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:59,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:59,119 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:59,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:59,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:59,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:59,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:59,263 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:59,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:59,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:59,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:59,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:59,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:59,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:59,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:59,424 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:59,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:59,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:59,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:59,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:59,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:59,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:59,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:59,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:59,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:59,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:59,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:59,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:59,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:59,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:59,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:59,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:59,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:59,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:59,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:30:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:30:59,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:59,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:30:59,896 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:30:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:30:59,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:59,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:59,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:30:59,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:00,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:00,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:00,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:00,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:00,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:00,201 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:00,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:00,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:00,209 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:00,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:00,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:00,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:00,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:00,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:00,368 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:00,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:00,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:00,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:00,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:00,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:00,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:00,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:00,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:00,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:00,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:00,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:00,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:00,669 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:00,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:00,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:00,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:00,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:00,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:00,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:00,826 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:00,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:00,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:00,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:00,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:00,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:00,975 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:00,983 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:00,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:00,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:01,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:01,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:01,128 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:01,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:01,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:01,136 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:01,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:01,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:01,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:01,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:01,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:01,280 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:01,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:01,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:01,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:01,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:01,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:01,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:01,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:01,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:01,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:01,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:01,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:01,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:01,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:01,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:01,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:01,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:01,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:01,754 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:01,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:01,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:01,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:01,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:01,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:01,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:01,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:01,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:01,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:01,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:02,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:02,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:02,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:02,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:02,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:02,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:02,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:02,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:02,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:02,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:02,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:02,362 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:02,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:02,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:02,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:02,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:02,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:02,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:02,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:02,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:02,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:02,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:02,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:02,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:02,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:02,682 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:02,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:02,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:02,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:02,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:02,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:02,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:02,840 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:02,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:02,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:02,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:02,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:02,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:02,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:02,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:02,997 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:02,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:02,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:03,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:03,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:03,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:03,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:03,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:03,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:03,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:03,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:03,608 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:03,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:03,616 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:03,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:03,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:03,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:03,766 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:03,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:03,774 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:03,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:03,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:03,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:03,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:04,071 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:04,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:04,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:04,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:04,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:04,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:04,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:04,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:04,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:04,530 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:04,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:04,538 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:04,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:04,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:04,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:04,692 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:04,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:04,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:04,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:04,842 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:04,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:04,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:04,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:04,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:04,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:04,991 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:04,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:04,999 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:04,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:05,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:05,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:05,140 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:05,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:05,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:05,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:05,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:05,294 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:05,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:05,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:05,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:05,448 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:05,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:05,456 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:05,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:05,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:05,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:05,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:05,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:05,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:05,768 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:05,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:05,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:05,934 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:05,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:06,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:06,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:06,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:06,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:06,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:06,239 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:06,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:06,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:06,395 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:06,403 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:06,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:06,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:06,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:06,559 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:06,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:06,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:06,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:06,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:06,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:06,854 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:06,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:06,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:06,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:06,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:07,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:07,019 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:07,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:07,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,158 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:07,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:07,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:07,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:07,327 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:07,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:07,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:07,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:07,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:07,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,624 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:07,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:07,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:07,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:07,790 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:07,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:07,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:07,929 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:07,937 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:07,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:07,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:08,086 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:08,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:08,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:08,244 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:08,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:08,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:08,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:08,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:08,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:08,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:08,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:08,712 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:08,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:08,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:08,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:08,869 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:08,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:08,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:08,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:09,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:09,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,183 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:09,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,338 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:09,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:09,346 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:09,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:09,499 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:09,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:09,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:09,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:09,657 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:09,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,806 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:09,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:09,814 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:09,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:09,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:09,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:09,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:09,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:10,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:10,127 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:10,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:10,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,275 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:10,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:10,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:10,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,582 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:10,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,736 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:10,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:10,743 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:10,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:10,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:10,896 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:10,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:10,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:10,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,059 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:11,067 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:11,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:11,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:11,222 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:11,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:11,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,359 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:11,367 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:11,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:11,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:11,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:11,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:11,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:11,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:11,982 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:11,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:11,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,131 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:12,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:12,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,290 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:12,298 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:12,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:12,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:12,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:12,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:12,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:12,613 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:12,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:12,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,764 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:12,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:12,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:12,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:12,919 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:12,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:12,927 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:12,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,075 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:13,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:13,083 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:13,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,232 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:13,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:13,240 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:13,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:13,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,392 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:13,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:13,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:13,554 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:13,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:13,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,696 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:13,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:13,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:13,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:13,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:13,858 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:13,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:13,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:13,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:14,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:14,017 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:14,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,163 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:14,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:14,327 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:14,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,478 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:14,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:14,486 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:14,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:14,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:14,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:14,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:14,808 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:14,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:14,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,105 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:15,113 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:15,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:15,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:15,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:15,271 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:15,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:15,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:15,432 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:15,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,572 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:15,580 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:15,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,726 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:15,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:15,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:15,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,044 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:16,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:16,052 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:16,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:16,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:16,213 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:16,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,366 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:16,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:16,374 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:16,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:16,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:16,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:16,530 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:16,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,678 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:16,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,835 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:16,842 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:16,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:16,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,981 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:16,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:17,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:17,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:17,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:17,292 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:17,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:17,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,439 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:17,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:17,447 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:17,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:17,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,600 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:17,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,761 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:17,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:17,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:17,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:17,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:18,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:18,083 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:18,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:18,240 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:18,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:18,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,393 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:18,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:18,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:18,574 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:18,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:18,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:18,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:18,735 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:18,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:18,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:18,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:19,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:19,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:19,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:19,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:19,195 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:19,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:19,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,347 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:19,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:19,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:19,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,499 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:19,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,655 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:19,663 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:19,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:19,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:19,819 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:19,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:19,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:19,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:19,975 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:19,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,127 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:20,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:20,135 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:20,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,281 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:20,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:20,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:20,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:20,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:20,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,580 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:20,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:20,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:20,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:20,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:20,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:20,887 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:20,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:21,045 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:21,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,194 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:21,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:21,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,351 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:21,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:21,358 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:21,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:21,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,559 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:21,570 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:21,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:21,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:21,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:21,732 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:21,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:21,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:21,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,037 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:22,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:22,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:22,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,362 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:22,370 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:22,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:22,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:22,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,680 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:22,689 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:22,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:22,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:22,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,989 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:22,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,144 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:23,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:23,152 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:23,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:23,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:23,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,451 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:23,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:23,459 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:23,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:23,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:23,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:23,617 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:23,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:23,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,760 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:23,768 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:23,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:23,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:23,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,088 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:24,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:24,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,240 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:24,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:24,248 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:24,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:24,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:24,406 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:24,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:24,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:24,560 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:24,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:24,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:24,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:24,719 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:24,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:24,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:24,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:24,879 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:24,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:24,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:25,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:25,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:25,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:25,195 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:25,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,346 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:25,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:25,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,502 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:25,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:25,511 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:25,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:25,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:25,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:25,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:25,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:25,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:25,827 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:25,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:25,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:26,133 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:26,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:26,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,284 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:26,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:26,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:26,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,594 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:26,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,752 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:26,760 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:26,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:26,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:26,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:26,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:27,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,233 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:27,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:27,241 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:27,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:27,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,385 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:27,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:27,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:27,547 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:27,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,698 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:27,714 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:27,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,863 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:27,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:27,871 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:27,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:27,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,022 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:28,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:28,030 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:28,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,173 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:28,182 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:28,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:28,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,328 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:28,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:28,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:28,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:28,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:28,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:28,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,635 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:28,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:28,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,785 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:28,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:28,793 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:28,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:28,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:28,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:28,946 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:28,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:28,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:29,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:29,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:29,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:29,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:29,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:29,411 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:29,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:29,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,570 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:29,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:29,578 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:29,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:29,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,732 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:29,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:29,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:29,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,890 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:29,898 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:29,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:29,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:30,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,205 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:30,213 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:30,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:30,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,368 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:30,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:30,377 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:30,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:30,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,522 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:30,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,686 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:30,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:30,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:30,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,847 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:30,856 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:30,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:30,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,008 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:31,017 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:31,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:31,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,333 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:31,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:31,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:31,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,499 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:31,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:31,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:31,658 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:31,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,813 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:31,821 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:31,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,973 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:31,981 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:31,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,129 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:32,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:32,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,446 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:32,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:32,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:32,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:32,612 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:32,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:32,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,762 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:32,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:32,770 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:32,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:32,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:32,925 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:32,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:33,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:33,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:33,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,412 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:33,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:33,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:33,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,564 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:33,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,720 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:33,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:33,728 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:33,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:33,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:33,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,029 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:34,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:34,037 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:34,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:34,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:34,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:34,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,510 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:34,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:34,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:34,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:34,671 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:34,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:34,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:34,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:34,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:34,996 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:34,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:35,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,320 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:35,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:35,327 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:35,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:35,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,481 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:35,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:35,489 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:35,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,644 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:35,652 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:35,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,808 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:35,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:35,815 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:35,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:35,971 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:35,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,120 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:36,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:36,129 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:36,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:36,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,283 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:36,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:36,291 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:36,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:36,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:36,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:36,437 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:36,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:36,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:36,586 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:36,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:36,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:36,749 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:36,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:36,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:36,909 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:36,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:36,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:37,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:37,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:37,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:37,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:37,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,366 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:37,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:37,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,527 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:37,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:37,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:37,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,850 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:37,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:37,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,007 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:38,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:38,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:38,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,159 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:38,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:38,167 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:38,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:38,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:38,326 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:38,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:38,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,476 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:38,484 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:38,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,643 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:38,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:38,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,805 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:38,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:38,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,970 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:38,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:38,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,123 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:39,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:39,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:39,286 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:39,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:39,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:39,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:39,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:39,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,597 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:39,605 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:39,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:39,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,750 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:39,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,901 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:39,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:39,909 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:39,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:40,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:40,069 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:40,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:40,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,218 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:40,226 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:40,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,379 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:40,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:40,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,532 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:40,541 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:40,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:40,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,691 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:40,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:40,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:40,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:40,868 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:40,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,017 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:41,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:41,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:41,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:41,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:41,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:41,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:41,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:41,496 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:41,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,650 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:41,658 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:41,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:41,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,805 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:41,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:41,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,963 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:41,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:41,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:42,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:42,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,267 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:42,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:42,274 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:42,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:42,436 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:42,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,598 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:42,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:42,606 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:42,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:42,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,755 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:42,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:42,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:42,919 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:42,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:42,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,070 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:43,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:43,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,377 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:43,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:43,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:43,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:43,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:43,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,844 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:43,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:43,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,009 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:44,017 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:44,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:44,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:44,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:44,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:44,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:44,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:44,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:44,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:44,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,801 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:44,808 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:44,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:44,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:44,962 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:44,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,114 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:45,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,273 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:45,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:45,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:45,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:45,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:45,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:45,903 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:45,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:45,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,048 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:46,055 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:46,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,215 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:46,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:46,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,366 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:46,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:46,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:46,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:46,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:46,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:46,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:46,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:46,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:46,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:46,987 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:46,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:46,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,139 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:47,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:47,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:47,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:47,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,461 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:47,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:47,469 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:47,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:47,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:47,622 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:47,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:47,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:47,783 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:47,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:47,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,928 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:47,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:47,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:48,105 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:48,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:48,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:48,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,411 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:48,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:48,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,722 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:48,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:48,730 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:48,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,885 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:48,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:48,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,033 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:49,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:49,041 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:49,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:49,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:49,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,349 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:49,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:49,357 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:49,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:49,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,493 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:49,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:49,501 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:49,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:49,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:49,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:49,660 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:49,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:49,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:49,810 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:49,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:49,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:49,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:49,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:49,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:50,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:50,290 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:50,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:50,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:50,448 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:50,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:50,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:50,607 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:50,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:50,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:50,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:50,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:51,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:51,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:51,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,229 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:51,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:51,237 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:51,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:51,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:51,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:51,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:51,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,546 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:51,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:51,722 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:51,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:51,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:51,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,034 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:52,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:52,042 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:52,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:52,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,192 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:52,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:52,358 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:52,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:52,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,511 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:52,519 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:52,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:52,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,668 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:52,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:52,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,828 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:52,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:52,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:52,994 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:52,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:53,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:53,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,294 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:53,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:53,459 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:53,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:53,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:53,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:53,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:53,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,916 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:53,924 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:53,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:53,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,071 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:54,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:54,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,227 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:54,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:54,235 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:54,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:54,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:54,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:54,548 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:54,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,703 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:54,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:54,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:54,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:54,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:54,874 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:54,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:54,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:55,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:55,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:55,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:55,194 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:55,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:55,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:55,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:55,359 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:55,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:55,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:55,521 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:55,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:55,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:55,670 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:55,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:55,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:55,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:55,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:55,983 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:55,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:56,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:56,140 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:56,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,291 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:56,299 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:56,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:56,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,447 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:56,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:56,455 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:56,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:56,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,604 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:56,612 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:56,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:56,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:56,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:56,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:56,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,082 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:57,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:57,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:57,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:57,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:57,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:57,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:57,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:57,564 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:57,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,716 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:57,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,872 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:57,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:57,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,031 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:58,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,190 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:58,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:58,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,346 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:58,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:58,354 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:58,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:58,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,501 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:58,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:58,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,669 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:58,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:58,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:58,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,829 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:58,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:58,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:59,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:59,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,293 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:59,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:59,459 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:59,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,611 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:59,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:59,619 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:59,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:59,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:59,773 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:59,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:59,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:31:59,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:31:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:31:59,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:31:59,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,084 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:00,092 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:00,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,247 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:00,256 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:00,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,410 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:00,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,573 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:00,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:00,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:00,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:00,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,880 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:00,888 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:00,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:01,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:01,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:01,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,210 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:01,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:01,218 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:01,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:01,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,372 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:01,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:01,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:01,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:01,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:01,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:01,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:01,689 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:01,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:01,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:01,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:01,995 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:01,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,148 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:02,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:02,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,296 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:02,303 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:02,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:02,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,456 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:02,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:02,464 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:02,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:02,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,612 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:02,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:02,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,771 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:02,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:02,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,935 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:02,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:02,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,252 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:03,260 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:03,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:03,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:03,420 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:03,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:03,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:03,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,719 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:03,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:03,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:03,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:03,888 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:03,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:04,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:04,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:04,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:04,205 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:04,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:04,363 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:04,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:04,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:04,522 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:04,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:04,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:04,690 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:04,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:04,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:04,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:04,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:04,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,007 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:05,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:05,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,171 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:05,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:05,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:05,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:05,330 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:05,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:05,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:05,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:05,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:05,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:05,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:05,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,790 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:05,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:05,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,940 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:05,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:05,947 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:05,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,096 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:06,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:06,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,256 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:06,264 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:06,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,413 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:06,421 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:06,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,586 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:06,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:06,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,749 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:06,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,907 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:06,915 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:06,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,062 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:07,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:07,070 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:07,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:07,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,213 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:07,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:07,222 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:07,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:07,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:07,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:07,382 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:07,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:07,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:07,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:07,545 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:07,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:07,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,699 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:07,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:07,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,861 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:07,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:07,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,009 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:08,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:08,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,155 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:08,163 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:08,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:08,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:08,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:08,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:08,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:08,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:08,643 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:08,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:08,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,789 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:08,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:08,797 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:08,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:08,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:08,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:08,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:08,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:09,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:09,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,247 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:09,255 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:09,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:09,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:09,401 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:09,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:09,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:09,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:09,556 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:09,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:09,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:09,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:09,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:09,881 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:09,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:09,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:10,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:10,206 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:10,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:10,367 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:10,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:10,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,519 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:10,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:10,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,675 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:10,683 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:10,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:10,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,834 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:10,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:10,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,995 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:11,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:11,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:11,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:11,164 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:11,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:11,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,312 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:11,320 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:11,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,465 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:11,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:11,473 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:11,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,627 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:11,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:11,635 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:11,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,784 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:11,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:11,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:11,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:11,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:11,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:11,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:11,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:12,112 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:12,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:12,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:12,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,426 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:12,434 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:12,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:12,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:12,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:12,753 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:12,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:12,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:12,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:12,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:12,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:12,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:12,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,064 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:13,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:13,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:13,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:13,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:13,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:13,385 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:13,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,535 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:13,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:13,543 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:13,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:13,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,695 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:13,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:13,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:13,856 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:13,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:13,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:13,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:13,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:13,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:14,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:14,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:14,196 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:14,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:14,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:14,359 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:14,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,512 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:14,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:14,520 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:14,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:14,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:14,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:14,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:14,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:14,845 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:14,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:14,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:14,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:14,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:14,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,154 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:15,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:15,162 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:15,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:15,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:15,323 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:15,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:15,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,478 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:15,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:15,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:15,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,640 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:15,647 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:15,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:15,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:15,805 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:15,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:15,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:15,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:15,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:15,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:15,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:15,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:15,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:16,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:16,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,277 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:16,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,437 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:16,445 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:16,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:16,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:16,601 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:16,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,751 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:16,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:16,759 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:16,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:16,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:16,911 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:16,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:16,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:16,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:16,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:16,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:17,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:17,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:17,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:17,238 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:17,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:17,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,555 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:17,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:17,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,722 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:17,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:17,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:17,895 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:17,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:17,903 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:17,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:17,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:17,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:17,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:17,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,056 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:18,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:18,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:18,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:18,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:18,217 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:18,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:18,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,361 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:18,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:18,369 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:18,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:18,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:18,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:18,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,672 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:18,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:18,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:18,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,833 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:18,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:18,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:18,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:19,001 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:19,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:19,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:19,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:19,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,314 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:19,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:19,322 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:19,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:19,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:19,473 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:19,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:19,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:19,632 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:19,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:19,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,793 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:19,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:19,801 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:19,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:19,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:19,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:19,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:19,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:20,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:20,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:20,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,400 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:20,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:20,407 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:20,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:20,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,548 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:20,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:20,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:20,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,710 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:20,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:20,876 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:20,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:20,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:20,884 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:20,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:20,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:20,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:20,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,040 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:21,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:21,049 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:21,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:21,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:21,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:21,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:21,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:21,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:21,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:21,547 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:21,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:21,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:21,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:21,707 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:21,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:21,848 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:21,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:21,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:21,856 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:21,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:21,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:21,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:21,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:22,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:22,014 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:22,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:22,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:22,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:22,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,337 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:22,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:22,345 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:22,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:22,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,498 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:22,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:22,506 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:22,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:22,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:22,658 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:22,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:22,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,813 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:22,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:22,821 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:22,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:22,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:22,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:22,973 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:22,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:22,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:22,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,128 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:23,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:23,135 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:23,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:23,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,289 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:23,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,461 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:23,469 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:23,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,623 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:23,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:23,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:23,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:23,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:23,936 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:23,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:23,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:24,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:24,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:24,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:24,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:24,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:24,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,577 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:24,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,726 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:24,734 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:24,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:24,875 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:24,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:24,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:24,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:25,041 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:25,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:25,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:25,203 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:25,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:25,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:25,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:25,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:25,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:25,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:25,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,833 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:25,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:25,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:25,992 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:26,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:26,000 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:26,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:26,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:26,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:26,163 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:26,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:26,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:26,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:26,323 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:26,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:26,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,476 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:26,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:26,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:26,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:26,642 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:26,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,796 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:26,804 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:26,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:26,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:26,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:26,951 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:26,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:26,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,113 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:27,121 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:27,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:27,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,289 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:27,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:27,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:27,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:27,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:27,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,763 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:27,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:27,771 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:27,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:27,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:27,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:27,925 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:27,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:27,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:27,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:28,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:28,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:28,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:28,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:28,246 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:28,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:28,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:28,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:28,404 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:28,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:28,412 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:28,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:28,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:28,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:28,568 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:28,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:28,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:28,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:28,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:28,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:28,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:28,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:28,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:28,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:28,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:28,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:29,054 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:29,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:29,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:29,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:29,218 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:29,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:29,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:29,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:29,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:29,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:29,533 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:29,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:29,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:29,690 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:29,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:29,698 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:29,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:29,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:29,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:29,844 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:29,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:29,852 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:29,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:29,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:29,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:29,995 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:30,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:30,003 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:30,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:30,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:30,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:30,152 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:30,160 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:30,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:30,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:30,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:30,314 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:30,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:30,322 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:30,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:30,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:30,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:30,477 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:30,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:30,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:30,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:30,650 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:30,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:30,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:30,809 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:30,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:30,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:32:30,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:30,970 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 72 transitions. [2021-11-23 01:32:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2021-11-23 01:32:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:30,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms