./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-programs/partial_mod_count_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/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_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-programs/partial_mod_count_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/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_62a3d6f2-8575-42d6-a37c-3382d70011ae/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 5d98532a5d518c1ba99a39e0965faf5a69d8ad5bf82f7713684141895d3e8815 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:33:57,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:33:57,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:33:58,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:33:58,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:33:58,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:33:58,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:33:58,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:33:58,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:33:58,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:33:58,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:33:58,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:33:58,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:33:58,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:33:58,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:33:58,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:33:58,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:33:58,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:33:58,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:33:58,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:33:58,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:33:58,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:33:58,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:33:58,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:33:58,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:33:58,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:33:58,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:33:58,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:33:58,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:33:58,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:33:58,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:33:58,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:33:58,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:33:58,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:33:58,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:33:58,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:33:58,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:33:58,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:33:58,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:33:58,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:33:58,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:33:58,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:33:58,147 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:33:58,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:33:58,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:33:58,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:33:58,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:33:58,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:33:58,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:33:58,149 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:33:58,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:33:58,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:33:58,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:33:58,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:33:58,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:33:58,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:33:58,151 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:33:58,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:33:58,151 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:33:58,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:33:58,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:33:58,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:33:58,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:33:58,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:33:58,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:33:58,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:33:58,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:33:58,153 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:33:58,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:33:58,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:33:58,153 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_62a3d6f2-8575-42d6-a37c-3382d70011ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d98532a5d518c1ba99a39e0965faf5a69d8ad5bf82f7713684141895d3e8815 [2021-11-23 00:33:58,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:33:58,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:33:58,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:33:58,491 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:33:58,493 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:33:58,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-programs/partial_mod_count_2.c [2021-11-23 00:33:58,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/data/76b9d855b/d903b6c9032348a28ad7c667afb6844b/FLAG23304c4cd [2021-11-23 00:33:58,999 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:33:59,000 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/sv-benchmarks/c/array-programs/partial_mod_count_2.c [2021-11-23 00:33:59,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/data/76b9d855b/d903b6c9032348a28ad7c667afb6844b/FLAG23304c4cd [2021-11-23 00:33:59,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/data/76b9d855b/d903b6c9032348a28ad7c667afb6844b [2021-11-23 00:33:59,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:33:59,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:33:59,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:33:59,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:33:59,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:33:59,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c705550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59, skipping insertion in model container [2021-11-23 00:33:59,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:33:59,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:33:59,581 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_62a3d6f2-8575-42d6-a37c-3382d70011ae/sv-benchmarks/c/array-programs/partial_mod_count_2.c[323,336] [2021-11-23 00:33:59,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:33:59,629 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:33:59,641 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_62a3d6f2-8575-42d6-a37c-3382d70011ae/sv-benchmarks/c/array-programs/partial_mod_count_2.c[323,336] [2021-11-23 00:33:59,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:33:59,666 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:33:59,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59 WrapperNode [2021-11-23 00:33:59,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:33:59,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:33:59,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:33:59,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:33:59,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,722 INFO L137 Inliner]: procedures = 13, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2021-11-23 00:33:59,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:33:59,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:33:59,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:33:59,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:33:59,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:33:59,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:33:59,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:33:59,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:33:59,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:59" (1/1) ... [2021-11-23 00:33:59,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:33:59,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:33:59,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:33:59,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a3d6f2-8575-42d6-a37c-3382d70011ae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:33:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:33:59,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:33:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:33:59,944 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:33:59,946 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:34:00,055 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:34:00,108 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:34:00,108 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:34:00,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:34:00 BoogieIcfgContainer [2021-11-23 00:34:00,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:34:00,112 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:34:00,112 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:34:00,122 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:34:00,122 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:34:00" (1/1) ... [2021-11-23 00:34:00,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:34:00,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2021-11-23 00:34:00,187 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2021-11-23 00:34:00,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:34:00,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:00,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:00,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-11-23 00:34:00,500 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-23 00:34:00,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:34:00,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:00,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:34:00,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:00,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-23 00:34:00,813 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-23 00:34:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:34:00,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:00,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:34:00,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-23 00:34:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-23 00:34:01,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:34:01,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:34:01,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2021-11-23 00:34:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2021-11-23 00:34:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:34:01,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:34:01,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:01,370 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2021-11-23 00:34:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2021-11-23 00:34:01,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:34:01,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:34:01,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2021-11-23 00:34:01,696 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2021-11-23 00:34:01,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:34:01,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:34:01,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-23 00:34:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-23 00:34:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:34:01,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:34:01,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2021-11-23 00:34:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2021-11-23 00:34:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:34:02,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:34:02,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:02,304 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2021-11-23 00:34:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-11-23 00:34:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:34:02,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:34:02,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2021-11-23 00:34:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-11-23 00:34:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:34:02,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:34:02,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:02,767 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-23 00:34:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-23 00:34:02,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:34:02,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 00:34:02,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2021-11-23 00:34:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-23 00:34:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:34:03,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:03,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 00:34:03,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2021-11-23 00:34:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2021-11-23 00:34:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:03,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:03,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 00:34:03,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:03,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2021-11-23 00:34:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-23 00:34:03,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:34:03,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:03,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 00:34:03,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:03,866 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:03,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:03,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2021-11-23 00:34:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2021-11-23 00:34:03,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:03,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:03,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:04,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:04,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:04,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2021-11-23 00:34:04,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2021-11-23 00:34:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:34:04,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:04,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:04,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 00:34:04,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:04,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:04,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2021-11-23 00:34:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-11-23 00:34:04,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:34:04,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:04,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:04,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 00:34:04,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:04,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2021-11-23 00:34:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2021-11-23 00:34:04,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:34:04,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:04,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:05,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-23 00:34:05,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:05,190 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:05,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:05,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2021-11-23 00:34:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-11-23 00:34:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:34:05,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:05,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:05,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-23 00:34:05,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2021-11-23 00:34:05,699 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2021-11-23 00:34:05,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:34:05,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:05,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:05,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 00:34:05,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:05,898 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2021-11-23 00:34:06,038 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-23 00:34:06,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:34:06,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 00:34:06,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:06,303 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2021-11-23 00:34:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2021-11-23 00:34:06,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:34:06,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 00:34:06,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2021-11-23 00:34:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2021-11-23 00:34:06,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:34:06,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-23 00:34:06,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:07,125 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2021-11-23 00:34:07,289 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2021-11-23 00:34:07,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:34:07,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 00:34:07,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2021-11-23 00:34:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2021-11-23 00:34:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:07,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-23 00:34:07,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:07,923 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:08,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:08,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2021-11-23 00:34:08,109 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2021-11-23 00:34:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:34:08,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:08,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:08,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 00:34:08,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:08,372 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:08,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:08,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2021-11-23 00:34:08,521 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2021-11-23 00:34:08,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:34:08,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:08,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:08,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 00:34:08,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 36 states and 39 transitions. [2021-11-23 00:34:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2021-11-23 00:34:08,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:34:08,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:08,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 00:34:09,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:09,237 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:09,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2021-11-23 00:34:09,418 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2021-11-23 00:34:09,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:34:09,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 00:34:09,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:09,693 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:09,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2021-11-23 00:34:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2021-11-23 00:34:09,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:09,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-23 00:34:09,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:10,168 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:10,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2021-11-23 00:34:10,357 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2021-11-23 00:34:10,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:10,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 00:34:10,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:10,671 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2021-11-23 00:34:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2021-11-23 00:34:10,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:34:10,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 00:34:10,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2021-11-23 00:34:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2021-11-23 00:34:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:34:11,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:11,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 00:34:11,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:11,664 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:11,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:11,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2021-11-23 00:34:11,858 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2021-11-23 00:34:11,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:34:11,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:11,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-23 00:34:11,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:12,207 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:12,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2021-11-23 00:34:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2021-11-23 00:34:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:34:12,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-23 00:34:12,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:12,676 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:12,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2021-11-23 00:34:12,864 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2021-11-23 00:34:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:12,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 00:34:12,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:13,189 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2021-11-23 00:34:13,415 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2021-11-23 00:34:13,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:34:13,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 00:34:13,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:13,724 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2021-11-23 00:34:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2021-11-23 00:34:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:34:13,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-23 00:34:13,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:14,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2021-11-23 00:34:14,359 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2021-11-23 00:34:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:34:14,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:14,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:14,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-23 00:34:14,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:14,678 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2021-11-23 00:34:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2021-11-23 00:34:14,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:34:14,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:14,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:14,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-23 00:34:14,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:15,233 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:15,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:15,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2021-11-23 00:34:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2021-11-23 00:34:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:15,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:15,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:15,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-23 00:34:15,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:15,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2021-11-23 00:34:15,993 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2021-11-23 00:34:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:15,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:15,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:16,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-23 00:34:16,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:16,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:16,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2021-11-23 00:34:16,549 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2021-11-23 00:34:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:16,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:16,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:16,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-23 00:34:16,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:17,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2021-11-23 00:34:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2021-11-23 00:34:17,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:34:17,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:17,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:17,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 00:34:17,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2021-11-23 00:34:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2021-11-23 00:34:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:34:17,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:17,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:17,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-23 00:34:17,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:18,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 54 states and 57 transitions. [2021-11-23 00:34:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2021-11-23 00:34:18,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:34:18,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:18,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:18,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-23 00:34:18,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2021-11-23 00:34:19,133 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2021-11-23 00:34:19,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:34:19,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-23 00:34:19,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:19,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:19,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 56 states and 59 transitions. [2021-11-23 00:34:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 59 transitions. [2021-11-23 00:34:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:34:19,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-23 00:34:19,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:20,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2021-11-23 00:34:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2021-11-23 00:34:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:34:20,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:20,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-23 00:34:20,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2021-11-23 00:34:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2021-11-23 00:34:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:34:20,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:21,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-23 00:34:21,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:21,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:21,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2021-11-23 00:34:21,658 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2021-11-23 00:34:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:34:21,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:21,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:21,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-23 00:34:21,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:22,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2021-11-23 00:34:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2021-11-23 00:34:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:34:22,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:22,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:22,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 55 conjunts are in the unsatisfiable core [2021-11-23 00:34:22,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:22,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2021-11-23 00:34:22,940 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2021-11-23 00:34:22,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:34:22,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:22,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-23 00:34:23,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:23,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:23,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2021-11-23 00:34:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2021-11-23 00:34:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:34:23,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:23,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-23 00:34:23,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:24,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:24,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:24,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2021-11-23 00:34:24,246 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2021-11-23 00:34:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:34:24,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:24,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:24,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 58 conjunts are in the unsatisfiable core [2021-11-23 00:34:24,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 64 states and 67 transitions. [2021-11-23 00:34:24,884 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2021-11-23 00:34:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:34:24,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:24,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:24,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-23 00:34:24,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:25,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2021-11-23 00:34:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2021-11-23 00:34:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:34:25,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:25,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:25,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-23 00:34:25,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:26,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 66 states and 69 transitions. [2021-11-23 00:34:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 69 transitions. [2021-11-23 00:34:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:34:26,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:26,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:26,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 61 conjunts are in the unsatisfiable core [2021-11-23 00:34:26,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:26,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:27,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2021-11-23 00:34:27,045 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2021-11-23 00:34:27,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:34:27,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:27,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:27,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 62 conjunts are in the unsatisfiable core [2021-11-23 00:34:27,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:27,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 68 states and 71 transitions. [2021-11-23 00:34:27,811 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 71 transitions. [2021-11-23 00:34:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:34:27,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:27,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:27,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 63 conjunts are in the unsatisfiable core [2021-11-23 00:34:27,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:28,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:28,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:28,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 69 states and 72 transitions. [2021-11-23 00:34:28,703 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2021-11-23 00:34:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:34:28,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:28,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:28,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-23 00:34:28,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:29,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:29,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:29,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 70 states and 73 transitions. [2021-11-23 00:34:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 73 transitions. [2021-11-23 00:34:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:34:29,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:29,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:29,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 65 conjunts are in the unsatisfiable core [2021-11-23 00:34:29,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:30,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:30,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2021-11-23 00:34:30,245 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2021-11-23 00:34:30,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:34:30,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:30,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:30,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-23 00:34:30,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:30,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:31,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:31,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2021-11-23 00:34:31,205 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2021-11-23 00:34:31,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:34:31,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:31,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:31,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-23 00:34:31,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:31,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2021-11-23 00:34:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2021-11-23 00:34:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:34:32,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:32,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:32,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-23 00:34:32,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:32,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2021-11-23 00:34:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2021-11-23 00:34:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:34:33,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-23 00:34:33,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:33,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2021-11-23 00:34:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2021-11-23 00:34:33,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:34:33,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-23 00:34:33,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:34,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:34,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:34,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 76 states and 79 transitions. [2021-11-23 00:34:34,747 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 79 transitions. [2021-11-23 00:34:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:34:34,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:34,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:34,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-23 00:34:34,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:35,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2021-11-23 00:34:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2021-11-23 00:34:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:34:35,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:35,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:35,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-23 00:34:35,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:36,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:36,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 78 states and 81 transitions. [2021-11-23 00:34:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2021-11-23 00:34:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:34:36,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:36,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:36,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-23 00:34:36,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:37,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:37,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 79 states and 82 transitions. [2021-11-23 00:34:37,458 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2021-11-23 00:34:37,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:34:37,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:37,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:37,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-23 00:34:37,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:37,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:38,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 80 states and 83 transitions. [2021-11-23 00:34:38,306 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2021-11-23 00:34:38,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:34:38,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:38,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:38,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-23 00:34:38,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:39,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:39,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 81 states and 84 transitions. [2021-11-23 00:34:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 84 transitions. [2021-11-23 00:34:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:34:39,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:39,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:39,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 76 conjunts are in the unsatisfiable core [2021-11-23 00:34:39,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:39,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:40,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 82 states and 85 transitions. [2021-11-23 00:34:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 85 transitions. [2021-11-23 00:34:40,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:34:40,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:40,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:40,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 77 conjunts are in the unsatisfiable core [2021-11-23 00:34:40,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:40,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 83 states and 86 transitions. [2021-11-23 00:34:41,122 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 86 transitions. [2021-11-23 00:34:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:34:41,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:41,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:41,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 78 conjunts are in the unsatisfiable core [2021-11-23 00:34:41,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:41,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:42,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 84 states and 87 transitions. [2021-11-23 00:34:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 87 transitions. [2021-11-23 00:34:42,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:34:42,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:42,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:42,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 79 conjunts are in the unsatisfiable core [2021-11-23 00:34:42,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:43,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:43,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 85 states and 88 transitions. [2021-11-23 00:34:43,024 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2021-11-23 00:34:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:34:43,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:43,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:43,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 80 conjunts are in the unsatisfiable core [2021-11-23 00:34:43,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:43,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:44,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 86 states and 89 transitions. [2021-11-23 00:34:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 89 transitions. [2021-11-23 00:34:44,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:34:44,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:44,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 81 conjunts are in the unsatisfiable core [2021-11-23 00:34:44,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:44,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:45,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 87 states and 90 transitions. [2021-11-23 00:34:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2021-11-23 00:34:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:34:45,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:45,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:45,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-23 00:34:45,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:46,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:46,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 88 states and 91 transitions. [2021-11-23 00:34:46,228 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2021-11-23 00:34:46,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:34:46,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:46,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:46,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 83 conjunts are in the unsatisfiable core [2021-11-23 00:34:46,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:47,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:47,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 89 states and 92 transitions. [2021-11-23 00:34:47,315 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2021-11-23 00:34:47,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:34:47,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:47,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:47,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 84 conjunts are in the unsatisfiable core [2021-11-23 00:34:47,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 90 states and 93 transitions. [2021-11-23 00:34:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 93 transitions. [2021-11-23 00:34:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:34:48,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:48,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:48,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 85 conjunts are in the unsatisfiable core [2021-11-23 00:34:48,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:49,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:49,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 91 states and 94 transitions. [2021-11-23 00:34:49,497 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2021-11-23 00:34:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:34:49,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:49,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:49,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 86 conjunts are in the unsatisfiable core [2021-11-23 00:34:49,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:50,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 92 states and 95 transitions. [2021-11-23 00:34:50,629 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 95 transitions. [2021-11-23 00:34:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:34:50,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:50,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:50,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 87 conjunts are in the unsatisfiable core [2021-11-23 00:34:50,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:51,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 93 states and 96 transitions. [2021-11-23 00:34:51,679 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 96 transitions. [2021-11-23 00:34:51,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:34:51,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:51,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:51,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-23 00:34:51,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:52,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:52,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 94 states and 97 transitions. [2021-11-23 00:34:52,882 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 97 transitions. [2021-11-23 00:34:52,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:34:52,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:52,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:53,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 89 conjunts are in the unsatisfiable core [2021-11-23 00:34:53,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:53,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 95 states and 98 transitions. [2021-11-23 00:34:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2021-11-23 00:34:53,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:34:53,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:53,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:54,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 90 conjunts are in the unsatisfiable core [2021-11-23 00:34:54,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:55,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:55,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 96 states and 99 transitions. [2021-11-23 00:34:55,128 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 99 transitions. [2021-11-23 00:34:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:34:55,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:55,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:55,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 91 conjunts are in the unsatisfiable core [2021-11-23 00:34:55,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:56,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 97 states and 100 transitions. [2021-11-23 00:34:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2021-11-23 00:34:56,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:34:56,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:56,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:56,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 92 conjunts are in the unsatisfiable core [2021-11-23 00:34:56,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:56,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:57,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:57,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 98 states and 101 transitions. [2021-11-23 00:34:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 101 transitions. [2021-11-23 00:34:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:34:57,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:57,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:57,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-23 00:34:57,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:58,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:58,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 99 states and 102 transitions. [2021-11-23 00:34:58,617 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 102 transitions. [2021-11-23 00:34:58,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:34:58,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:58,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:58,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 94 conjunts are in the unsatisfiable core [2021-11-23 00:34:58,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:59,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:59,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:59,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 100 states and 103 transitions. [2021-11-23 00:34:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 103 transitions. [2021-11-23 00:34:59,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:34:59,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:59,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:59,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 95 conjunts are in the unsatisfiable core [2021-11-23 00:34:59,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:00,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 101 states and 104 transitions. [2021-11-23 00:35:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 104 transitions. [2021-11-23 00:35:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:35:01,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:01,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:01,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 96 conjunts are in the unsatisfiable core [2021-11-23 00:35:01,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:02,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:02,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2021-11-23 00:35:02,293 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2021-11-23 00:35:02,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:35:02,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:02,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:02,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 97 conjunts are in the unsatisfiable core [2021-11-23 00:35:02,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:03,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 103 states and 106 transitions. [2021-11-23 00:35:03,419 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 106 transitions. [2021-11-23 00:35:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:35:03,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:03,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:03,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 98 conjunts are in the unsatisfiable core [2021-11-23 00:35:03,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:04,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:04,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2021-11-23 00:35:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2021-11-23 00:35:04,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:35:04,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:04,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:04,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 99 conjunts are in the unsatisfiable core [2021-11-23 00:35:04,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:05,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2021-11-23 00:35:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2021-11-23 00:35:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:35:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:05,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:05,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 100 conjunts are in the unsatisfiable core [2021-11-23 00:35:05,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 106 states and 109 transitions. [2021-11-23 00:35:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2021-11-23 00:35:07,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:35:07,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:07,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:07,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-23 00:35:07,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:07,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:08,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 107 states and 110 transitions. [2021-11-23 00:35:08,442 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2021-11-23 00:35:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:35:08,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:08,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:08,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 102 conjunts are in the unsatisfiable core [2021-11-23 00:35:08,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:09,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:09,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:09,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 108 states and 111 transitions. [2021-11-23 00:35:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 111 transitions. [2021-11-23 00:35:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:35:09,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:09,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:09,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 103 conjunts are in the unsatisfiable core [2021-11-23 00:35:09,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:10,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:11,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 109 states and 112 transitions. [2021-11-23 00:35:11,000 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 112 transitions. [2021-11-23 00:35:11,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:35:11,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:11,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:11,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 104 conjunts are in the unsatisfiable core [2021-11-23 00:35:11,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:11,723 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:12,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 110 states and 113 transitions. [2021-11-23 00:35:12,225 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 113 transitions. [2021-11-23 00:35:12,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:35:12,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:12,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:12,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 105 conjunts are in the unsatisfiable core [2021-11-23 00:35:12,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:13,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:13,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 111 states and 114 transitions. [2021-11-23 00:35:13,509 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 114 transitions. [2021-11-23 00:35:13,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:35:13,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:13,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:13,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 106 conjunts are in the unsatisfiable core [2021-11-23 00:35:13,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 112 states and 115 transitions. [2021-11-23 00:35:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 115 transitions. [2021-11-23 00:35:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:35:14,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:14,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:14,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 107 conjunts are in the unsatisfiable core [2021-11-23 00:35:14,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:15,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 113 states and 116 transitions. [2021-11-23 00:35:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2021-11-23 00:35:16,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:35:16,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:16,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:16,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 108 conjunts are in the unsatisfiable core [2021-11-23 00:35:16,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:16,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 114 states and 117 transitions. [2021-11-23 00:35:17,439 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 117 transitions. [2021-11-23 00:35:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:35:17,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:17,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:17,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 109 conjunts are in the unsatisfiable core [2021-11-23 00:35:17,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:18,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 115 states and 118 transitions. [2021-11-23 00:35:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2021-11-23 00:35:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:35:18,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:18,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 110 conjunts are in the unsatisfiable core [2021-11-23 00:35:18,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:19,545 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:20,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 116 states and 119 transitions. [2021-11-23 00:35:20,046 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 119 transitions. [2021-11-23 00:35:20,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:35:20,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:20,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:20,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 111 conjunts are in the unsatisfiable core [2021-11-23 00:35:20,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:20,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 117 states and 120 transitions. [2021-11-23 00:35:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 120 transitions. [2021-11-23 00:35:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:35:21,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:21,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:21,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 112 conjunts are in the unsatisfiable core [2021-11-23 00:35:21,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:22,209 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:22,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:22,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 118 states and 121 transitions. [2021-11-23 00:35:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 121 transitions. [2021-11-23 00:35:22,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:35:22,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:22,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:22,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 113 conjunts are in the unsatisfiable core [2021-11-23 00:35:22,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:24,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 119 states and 122 transitions. [2021-11-23 00:35:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 122 transitions. [2021-11-23 00:35:24,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:35:24,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:24,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:24,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 114 conjunts are in the unsatisfiable core [2021-11-23 00:35:24,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:25,034 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 120 states and 123 transitions. [2021-11-23 00:35:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 123 transitions. [2021-11-23 00:35:25,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:35:25,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:25,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 115 conjunts are in the unsatisfiable core [2021-11-23 00:35:25,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:26,417 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:26,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 121 states and 124 transitions. [2021-11-23 00:35:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 124 transitions. [2021-11-23 00:35:26,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:35:26,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 116 conjunts are in the unsatisfiable core [2021-11-23 00:35:27,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:27,945 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 122 states and 125 transitions. [2021-11-23 00:35:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 125 transitions. [2021-11-23 00:35:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:35:28,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 117 conjunts are in the unsatisfiable core [2021-11-23 00:35:28,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:30,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 123 states and 126 transitions. [2021-11-23 00:35:30,015 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 126 transitions. [2021-11-23 00:35:30,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:35:30,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:30,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:30,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 118 conjunts are in the unsatisfiable core [2021-11-23 00:35:30,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:30,964 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:31,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 124 states and 127 transitions. [2021-11-23 00:35:31,505 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 127 transitions. [2021-11-23 00:35:31,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:35:31,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 119 conjunts are in the unsatisfiable core [2021-11-23 00:35:31,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:32,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:33,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:33,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 125 states and 128 transitions. [2021-11-23 00:35:33,080 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 128 transitions. [2021-11-23 00:35:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:35:33,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:33,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:33,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 120 conjunts are in the unsatisfiable core [2021-11-23 00:35:33,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:34,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 126 states and 129 transitions. [2021-11-23 00:35:34,677 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 129 transitions. [2021-11-23 00:35:34,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:35:34,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 121 conjunts are in the unsatisfiable core [2021-11-23 00:35:34,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:36,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 127 states and 130 transitions. [2021-11-23 00:35:36,197 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 130 transitions. [2021-11-23 00:35:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:35:36,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:36,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:36,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 122 conjunts are in the unsatisfiable core [2021-11-23 00:35:36,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:37,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:37,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 128 states and 131 transitions. [2021-11-23 00:35:37,765 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2021-11-23 00:35:37,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:35:37,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:37,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:37,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 123 conjunts are in the unsatisfiable core [2021-11-23 00:35:37,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:38,745 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:39,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:39,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 129 states and 132 transitions. [2021-11-23 00:35:39,362 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 132 transitions. [2021-11-23 00:35:39,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:35:39,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:39,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 124 conjunts are in the unsatisfiable core [2021-11-23 00:35:39,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:40,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:40,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2021-11-23 00:35:40,970 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2021-11-23 00:35:40,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:35:40,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:40,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:41,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 125 conjunts are in the unsatisfiable core [2021-11-23 00:35:41,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:41,997 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:42,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 131 states and 134 transitions. [2021-11-23 00:35:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 134 transitions. [2021-11-23 00:35:42,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:35:42,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 126 conjunts are in the unsatisfiable core [2021-11-23 00:35:42,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2021-11-23 00:35:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2021-11-23 00:35:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:35:44,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 127 conjunts are in the unsatisfiable core [2021-11-23 00:35:44,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:45,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:45,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 133 states and 136 transitions. [2021-11-23 00:35:45,868 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 136 transitions. [2021-11-23 00:35:45,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:35:45,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:45,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:46,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 128 conjunts are in the unsatisfiable core [2021-11-23 00:35:46,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:46,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 134 states and 137 transitions. [2021-11-23 00:35:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 137 transitions. [2021-11-23 00:35:47,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:35:47,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:47,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:47,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 129 conjunts are in the unsatisfiable core [2021-11-23 00:35:47,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:48,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:49,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:49,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 135 states and 138 transitions. [2021-11-23 00:35:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 138 transitions. [2021-11-23 00:35:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:35:49,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:49,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:49,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 130 conjunts are in the unsatisfiable core [2021-11-23 00:35:49,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:50,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 136 states and 139 transitions. [2021-11-23 00:35:50,955 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 139 transitions. [2021-11-23 00:35:50,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:35:50,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:50,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:51,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 131 conjunts are in the unsatisfiable core [2021-11-23 00:35:51,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:52,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:52,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 137 states and 140 transitions. [2021-11-23 00:35:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2021-11-23 00:35:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:35:52,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:52,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:52,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 132 conjunts are in the unsatisfiable core [2021-11-23 00:35:52,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:54,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:54,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 138 states and 141 transitions. [2021-11-23 00:35:54,488 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 141 transitions. [2021-11-23 00:35:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:35:54,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:54,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 133 conjunts are in the unsatisfiable core [2021-11-23 00:35:54,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 139 states and 142 transitions. [2021-11-23 00:35:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 142 transitions. [2021-11-23 00:35:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:35:56,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:56,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:56,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 134 conjunts are in the unsatisfiable core [2021-11-23 00:35:56,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:57,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 140 states and 143 transitions. [2021-11-23 00:35:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 143 transitions. [2021-11-23 00:35:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:35:57,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:58,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 135 conjunts are in the unsatisfiable core [2021-11-23 00:35:58,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:58,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 141 states and 144 transitions. [2021-11-23 00:35:59,662 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 144 transitions. [2021-11-23 00:35:59,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:35:59,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:59,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:59,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 136 conjunts are in the unsatisfiable core [2021-11-23 00:35:59,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:01,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:01,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 142 states and 145 transitions. [2021-11-23 00:36:01,280 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 145 transitions. [2021-11-23 00:36:01,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:36:01,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:01,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:01,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 137 conjunts are in the unsatisfiable core [2021-11-23 00:36:01,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 143 states and 146 transitions. [2021-11-23 00:36:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 146 transitions. [2021-11-23 00:36:02,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:36:02,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:02,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:03,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 138 conjunts are in the unsatisfiable core [2021-11-23 00:36:03,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:04,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 144 states and 147 transitions. [2021-11-23 00:36:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 147 transitions. [2021-11-23 00:36:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-23 00:36:04,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:04,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:04,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 139 conjunts are in the unsatisfiable core [2021-11-23 00:36:04,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:05,722 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 145 states and 148 transitions. [2021-11-23 00:36:06,375 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 148 transitions. [2021-11-23 00:36:06,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:36:06,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:06,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:06,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 140 conjunts are in the unsatisfiable core [2021-11-23 00:36:06,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 146 states and 149 transitions. [2021-11-23 00:36:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 149 transitions. [2021-11-23 00:36:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 00:36:08,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:08,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:08,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 141 conjunts are in the unsatisfiable core [2021-11-23 00:36:08,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:09,173 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:09,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:09,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 147 states and 150 transitions. [2021-11-23 00:36:09,845 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 150 transitions. [2021-11-23 00:36:09,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:36:09,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:09,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:10,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 142 conjunts are in the unsatisfiable core [2021-11-23 00:36:10,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:11,033 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:11,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 148 states and 151 transitions. [2021-11-23 00:36:11,723 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 151 transitions. [2021-11-23 00:36:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:36:11,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:11,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:11,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 143 conjunts are in the unsatisfiable core [2021-11-23 00:36:11,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:12,765 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:13,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 149 states and 152 transitions. [2021-11-23 00:36:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 152 transitions. [2021-11-23 00:36:13,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:36:13,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:13,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:13,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 144 conjunts are in the unsatisfiable core [2021-11-23 00:36:13,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:14,516 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 150 states and 153 transitions. [2021-11-23 00:36:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 153 transitions. [2021-11-23 00:36:15,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:36:15,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:15,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:15,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 145 conjunts are in the unsatisfiable core [2021-11-23 00:36:15,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:17,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:17,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 151 states and 154 transitions. [2021-11-23 00:36:17,128 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 154 transitions. [2021-11-23 00:36:17,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:36:17,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:17,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:17,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 146 conjunts are in the unsatisfiable core [2021-11-23 00:36:17,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:18,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:18,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 152 states and 155 transitions. [2021-11-23 00:36:18,975 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 155 transitions. [2021-11-23 00:36:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:36:18,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:18,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:19,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 147 conjunts are in the unsatisfiable core [2021-11-23 00:36:19,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:20,068 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:20,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 153 states and 156 transitions. [2021-11-23 00:36:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 156 transitions. [2021-11-23 00:36:20,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:36:20,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:20,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:20,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 148 conjunts are in the unsatisfiable core [2021-11-23 00:36:20,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:21,898 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:22,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 154 states and 157 transitions. [2021-11-23 00:36:22,621 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 157 transitions. [2021-11-23 00:36:22,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:36:22,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:22,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:22,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 149 conjunts are in the unsatisfiable core [2021-11-23 00:36:22,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:23,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:24,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:24,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 155 states and 158 transitions. [2021-11-23 00:36:24,574 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 158 transitions. [2021-11-23 00:36:24,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:36:24,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:24,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:24,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 150 conjunts are in the unsatisfiable core [2021-11-23 00:36:24,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:25,679 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:26,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 156 states and 159 transitions. [2021-11-23 00:36:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 159 transitions. [2021-11-23 00:36:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:36:26,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:26,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:26,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 151 conjunts are in the unsatisfiable core [2021-11-23 00:36:26,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 157 states and 160 transitions. [2021-11-23 00:36:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 160 transitions. [2021-11-23 00:36:28,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:36:28,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:28,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:28,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 152 conjunts are in the unsatisfiable core [2021-11-23 00:36:28,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:29,473 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:30,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 158 states and 161 transitions. [2021-11-23 00:36:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 161 transitions. [2021-11-23 00:36:30,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 00:36:30,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 153 conjunts are in the unsatisfiable core [2021-11-23 00:36:30,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:32,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 159 states and 162 transitions. [2021-11-23 00:36:32,113 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 162 transitions. [2021-11-23 00:36:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:36:32,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 154 conjunts are in the unsatisfiable core [2021-11-23 00:36:32,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:34,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 160 states and 163 transitions. [2021-11-23 00:36:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 163 transitions. [2021-11-23 00:36:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:36:34,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:34,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:34,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 155 conjunts are in the unsatisfiable core [2021-11-23 00:36:34,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:35,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 161 states and 164 transitions. [2021-11-23 00:36:36,000 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 164 transitions. [2021-11-23 00:36:36,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:36:36,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 156 conjunts are in the unsatisfiable core [2021-11-23 00:36:36,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:38,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 162 states and 165 transitions. [2021-11-23 00:36:38,055 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 165 transitions. [2021-11-23 00:36:38,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:36:38,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 157 conjunts are in the unsatisfiable core [2021-11-23 00:36:38,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:39,205 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:39,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 163 states and 166 transitions. [2021-11-23 00:36:39,962 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 166 transitions. [2021-11-23 00:36:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:36:39,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:39,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 158 conjunts are in the unsatisfiable core [2021-11-23 00:36:40,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:41,138 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:41,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 164 states and 167 transitions. [2021-11-23 00:36:41,872 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 167 transitions. [2021-11-23 00:36:41,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:36:41,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:42,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 159 conjunts are in the unsatisfiable core [2021-11-23 00:36:42,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:43,134 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:43,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:43,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 165 states and 168 transitions. [2021-11-23 00:36:43,916 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 168 transitions. [2021-11-23 00:36:43,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:36:43,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:43,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:44,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 160 conjunts are in the unsatisfiable core [2021-11-23 00:36:44,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:46,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 166 states and 169 transitions. [2021-11-23 00:36:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 169 transitions. [2021-11-23 00:36:46,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:36:46,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 161 conjunts are in the unsatisfiable core [2021-11-23 00:36:46,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:47,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:48,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 167 states and 170 transitions. [2021-11-23 00:36:48,030 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 170 transitions. [2021-11-23 00:36:48,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:36:48,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:48,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:48,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 162 conjunts are in the unsatisfiable core [2021-11-23 00:36:48,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:50,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 168 states and 171 transitions. [2021-11-23 00:36:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 171 transitions. [2021-11-23 00:36:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:36:50,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:50,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 163 conjunts are in the unsatisfiable core [2021-11-23 00:36:50,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 169 states and 172 transitions. [2021-11-23 00:36:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 172 transitions. [2021-11-23 00:36:52,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:36:52,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:52,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:52,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 164 conjunts are in the unsatisfiable core [2021-11-23 00:36:52,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:53,627 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 170 states and 173 transitions. [2021-11-23 00:36:54,408 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 173 transitions. [2021-11-23 00:36:54,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 00:36:54,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:54,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:54,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 165 conjunts are in the unsatisfiable core [2021-11-23 00:36:54,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:55,722 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 171 states and 174 transitions. [2021-11-23 00:36:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 174 transitions. [2021-11-23 00:36:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:36:56,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:56,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:56,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 166 conjunts are in the unsatisfiable core [2021-11-23 00:36:56,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 172 states and 175 transitions. [2021-11-23 00:36:58,760 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 175 transitions. [2021-11-23 00:36:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 00:36:58,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:58,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 167 conjunts are in the unsatisfiable core [2021-11-23 00:36:59,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:59,980 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:00,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:00,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 173 states and 176 transitions. [2021-11-23 00:37:00,778 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 176 transitions. [2021-11-23 00:37:00,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:37:00,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:00,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:01,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 168 conjunts are in the unsatisfiable core [2021-11-23 00:37:01,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:02,098 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:02,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:02,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 174 states and 177 transitions. [2021-11-23 00:37:02,930 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 177 transitions. [2021-11-23 00:37:02,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-23 00:37:02,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:02,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:03,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 169 conjunts are in the unsatisfiable core [2021-11-23 00:37:03,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:04,301 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 175 states and 178 transitions. [2021-11-23 00:37:05,175 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 178 transitions. [2021-11-23 00:37:05,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 00:37:05,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:05,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 170 conjunts are in the unsatisfiable core [2021-11-23 00:37:05,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:07,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:07,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 176 states and 179 transitions. [2021-11-23 00:37:07,345 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 179 transitions. [2021-11-23 00:37:07,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-23 00:37:07,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:07,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:07,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 171 conjunts are in the unsatisfiable core [2021-11-23 00:37:07,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 177 states and 180 transitions. [2021-11-23 00:37:09,502 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 180 transitions. [2021-11-23 00:37:09,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:37:09,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 172 conjunts are in the unsatisfiable core [2021-11-23 00:37:09,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:11,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 178 states and 181 transitions. [2021-11-23 00:37:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 181 transitions. [2021-11-23 00:37:11,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 00:37:11,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:11,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 173 conjunts are in the unsatisfiable core [2021-11-23 00:37:11,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:13,134 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:13,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:13,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 179 states and 182 transitions. [2021-11-23 00:37:13,986 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 182 transitions. [2021-11-23 00:37:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 00:37:13,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:13,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:14,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 174 conjunts are in the unsatisfiable core [2021-11-23 00:37:14,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:15,313 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 180 states and 183 transitions. [2021-11-23 00:37:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 183 transitions. [2021-11-23 00:37:16,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 00:37:16,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:16,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 175 conjunts are in the unsatisfiable core [2021-11-23 00:37:16,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:17,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:18,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:18,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 181 states and 184 transitions. [2021-11-23 00:37:18,424 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 184 transitions. [2021-11-23 00:37:18,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 00:37:18,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:18,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:18,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 176 conjunts are in the unsatisfiable core [2021-11-23 00:37:18,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:19,946 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:20,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 182 states and 185 transitions. [2021-11-23 00:37:20,838 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 185 transitions. [2021-11-23 00:37:20,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-23 00:37:20,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:20,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:21,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 177 conjunts are in the unsatisfiable core [2021-11-23 00:37:21,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2021-11-23 00:37:23,144 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2021-11-23 00:37:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 00:37:23,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 178 conjunts are in the unsatisfiable core [2021-11-23 00:37:23,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:24,540 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:25,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:25,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 184 states and 187 transitions. [2021-11-23 00:37:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 187 transitions. [2021-11-23 00:37:25,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 00:37:25,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:25,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:25,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 179 conjunts are in the unsatisfiable core [2021-11-23 00:37:25,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 185 states and 188 transitions. [2021-11-23 00:37:27,852 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 188 transitions. [2021-11-23 00:37:27,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 00:37:27,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:27,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:28,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 180 conjunts are in the unsatisfiable core [2021-11-23 00:37:28,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:29,229 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:30,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:30,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 186 states and 189 transitions. [2021-11-23 00:37:30,118 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 189 transitions. [2021-11-23 00:37:30,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-23 00:37:30,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:30,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:30,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 181 conjunts are in the unsatisfiable core [2021-11-23 00:37:30,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:31,542 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:32,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:32,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 187 states and 190 transitions. [2021-11-23 00:37:32,418 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 190 transitions. [2021-11-23 00:37:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 00:37:32,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:32,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:32,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 182 conjunts are in the unsatisfiable core [2021-11-23 00:37:32,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:34,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 188 states and 191 transitions. [2021-11-23 00:37:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 191 transitions. [2021-11-23 00:37:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:37:34,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:34,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:35,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 183 conjunts are in the unsatisfiable core [2021-11-23 00:37:35,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:36,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:37,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 189 states and 192 transitions. [2021-11-23 00:37:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 192 transitions. [2021-11-23 00:37:37,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:37:37,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:37,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:37,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 184 conjunts are in the unsatisfiable core [2021-11-23 00:37:37,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 190 states and 193 transitions. [2021-11-23 00:37:39,616 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 193 transitions. [2021-11-23 00:37:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-23 00:37:39,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:39,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 185 conjunts are in the unsatisfiable core [2021-11-23 00:37:39,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:41,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 191 states and 194 transitions. [2021-11-23 00:37:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 194 transitions. [2021-11-23 00:37:42,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:37:42,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 186 conjunts are in the unsatisfiable core [2021-11-23 00:37:42,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:44,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:44,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 192 states and 195 transitions. [2021-11-23 00:37:44,525 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 195 transitions. [2021-11-23 00:37:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-23 00:37:44,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:44,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:44,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 187 conjunts are in the unsatisfiable core [2021-11-23 00:37:44,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:46,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:46,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 193 states and 196 transitions. [2021-11-23 00:37:46,986 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 196 transitions. [2021-11-23 00:37:46,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:37:46,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:46,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:47,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 188 conjunts are in the unsatisfiable core [2021-11-23 00:37:47,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 194 states and 197 transitions. [2021-11-23 00:37:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 197 transitions. [2021-11-23 00:37:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 00:37:49,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:49,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:49,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 189 conjunts are in the unsatisfiable core [2021-11-23 00:37:49,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:51,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 195 states and 198 transitions. [2021-11-23 00:37:51,926 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 198 transitions. [2021-11-23 00:37:51,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:37:51,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 190 conjunts are in the unsatisfiable core [2021-11-23 00:37:52,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 196 states and 199 transitions. [2021-11-23 00:37:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 199 transitions. [2021-11-23 00:37:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 00:37:54,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:54,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:54,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 191 conjunts are in the unsatisfiable core [2021-11-23 00:37:54,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:56,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 197 states and 200 transitions. [2021-11-23 00:37:56,961 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 200 transitions. [2021-11-23 00:37:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-23 00:37:56,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:56,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:57,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 192 conjunts are in the unsatisfiable core [2021-11-23 00:37:57,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:58,458 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:59,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 198 states and 201 transitions. [2021-11-23 00:37:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 201 transitions. [2021-11-23 00:37:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-23 00:37:59,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:59,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:59,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 193 conjunts are in the unsatisfiable core [2021-11-23 00:37:59,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:01,044 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:01,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 199 states and 202 transitions. [2021-11-23 00:38:01,997 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 202 transitions. [2021-11-23 00:38:01,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 00:38:01,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:01,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:02,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 194 conjunts are in the unsatisfiable core [2021-11-23 00:38:02,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:03,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:04,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 200 states and 203 transitions. [2021-11-23 00:38:04,595 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 203 transitions. [2021-11-23 00:38:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:38:04,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:04,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:04,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 195 conjunts are in the unsatisfiable core [2021-11-23 00:38:04,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:07,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:07,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 201 states and 204 transitions. [2021-11-23 00:38:07,172 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 204 transitions. [2021-11-23 00:38:07,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 00:38:07,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:07,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:07,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 196 conjunts are in the unsatisfiable core [2021-11-23 00:38:07,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:08,860 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 202 states and 205 transitions. [2021-11-23 00:38:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 205 transitions. [2021-11-23 00:38:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-23 00:38:09,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:09,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:10,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 197 conjunts are in the unsatisfiable core [2021-11-23 00:38:10,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:11,469 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:12,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 203 states and 206 transitions. [2021-11-23 00:38:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 206 transitions. [2021-11-23 00:38:12,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 00:38:12,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:12,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 198 conjunts are in the unsatisfiable core [2021-11-23 00:38:12,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:14,048 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 204 states and 207 transitions. [2021-11-23 00:38:15,082 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 207 transitions. [2021-11-23 00:38:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-23 00:38:15,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 199 conjunts are in the unsatisfiable core [2021-11-23 00:38:15,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:17,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 205 states and 208 transitions. [2021-11-23 00:38:17,955 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 208 transitions. [2021-11-23 00:38:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 00:38:17,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:18,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 200 conjunts are in the unsatisfiable core [2021-11-23 00:38:18,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:19,589 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:20,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:20,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 206 states and 209 transitions. [2021-11-23 00:38:20,590 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 209 transitions. [2021-11-23 00:38:20,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-23 00:38:20,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:20,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:20,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 845 conjuncts, 201 conjunts are in the unsatisfiable core [2021-11-23 00:38:20,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:22,212 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:23,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:23,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 207 states and 210 transitions. [2021-11-23 00:38:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 210 transitions. [2021-11-23 00:38:23,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:38:23,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:23,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:23,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 202 conjunts are in the unsatisfiable core [2021-11-23 00:38:23,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:24,997 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:26,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:26,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 208 states and 211 transitions. [2021-11-23 00:38:26,159 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 211 transitions. [2021-11-23 00:38:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 00:38:26,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:26,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:26,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 203 conjunts are in the unsatisfiable core [2021-11-23 00:38:26,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:27,732 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 209 states and 212 transitions. [2021-11-23 00:38:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 212 transitions. [2021-11-23 00:38:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:38:28,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:28,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:29,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 204 conjunts are in the unsatisfiable core [2021-11-23 00:38:29,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 210 states and 213 transitions. [2021-11-23 00:38:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 213 transitions. [2021-11-23 00:38:31,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 00:38:31,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 205 conjunts are in the unsatisfiable core [2021-11-23 00:38:31,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:33,212 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 211 states and 214 transitions. [2021-11-23 00:38:34,361 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 214 transitions. [2021-11-23 00:38:34,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:38:34,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 206 conjunts are in the unsatisfiable core [2021-11-23 00:38:34,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:35,965 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 212 states and 215 transitions. [2021-11-23 00:38:36,995 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 215 transitions. [2021-11-23 00:38:36,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 00:38:36,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:36,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:37,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 869 conjuncts, 207 conjunts are in the unsatisfiable core [2021-11-23 00:38:37,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:38,679 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:39,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 213 states and 216 transitions. [2021-11-23 00:38:39,756 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 216 transitions. [2021-11-23 00:38:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 00:38:39,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:40,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 873 conjuncts, 208 conjunts are in the unsatisfiable core [2021-11-23 00:38:40,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 214 states and 217 transitions. [2021-11-23 00:38:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 217 transitions. [2021-11-23 00:38:42,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:38:42,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:42,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 877 conjuncts, 209 conjunts are in the unsatisfiable core [2021-11-23 00:38:43,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:44,412 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:45,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 215 states and 218 transitions. [2021-11-23 00:38:45,508 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 218 transitions. [2021-11-23 00:38:45,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:38:45,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:45,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:45,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 881 conjuncts, 210 conjunts are in the unsatisfiable core [2021-11-23 00:38:45,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 216 states and 219 transitions. [2021-11-23 00:38:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 219 transitions. [2021-11-23 00:38:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-23 00:38:48,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:48,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 211 conjunts are in the unsatisfiable core [2021-11-23 00:38:48,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:50,111 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 217 states and 220 transitions. [2021-11-23 00:38:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 220 transitions. [2021-11-23 00:38:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 00:38:51,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:51,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:51,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 212 conjunts are in the unsatisfiable core [2021-11-23 00:38:51,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:52,996 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:54,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 218 states and 221 transitions. [2021-11-23 00:38:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 221 transitions. [2021-11-23 00:38:54,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 00:38:54,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:54,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:54,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 893 conjuncts, 213 conjunts are in the unsatisfiable core [2021-11-23 00:38:54,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:55,875 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2021-11-23 00:38:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2021-11-23 00:38:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 00:38:56,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:56,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:57,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 214 conjunts are in the unsatisfiable core [2021-11-23 00:38:57,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:58,814 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:00,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:00,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 220 states and 223 transitions. [2021-11-23 00:39:00,043 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 223 transitions. [2021-11-23 00:39:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-23 00:39:00,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:00,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:00,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 215 conjunts are in the unsatisfiable core [2021-11-23 00:39:00,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:01,826 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:02,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 221 states and 224 transitions. [2021-11-23 00:39:02,958 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 224 transitions. [2021-11-23 00:39:02,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:39:02,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:02,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:03,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 216 conjunts are in the unsatisfiable core [2021-11-23 00:39:03,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 222 states and 225 transitions. [2021-11-23 00:39:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 225 transitions. [2021-11-23 00:39:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:39:05,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:05,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:06,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 217 conjunts are in the unsatisfiable core [2021-11-23 00:39:06,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:08,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:08,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 223 states and 226 transitions. [2021-11-23 00:39:08,990 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 226 transitions. [2021-11-23 00:39:08,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:39:08,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:08,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 218 conjunts are in the unsatisfiable core [2021-11-23 00:39:09,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:10,721 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:11,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:11,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 224 states and 227 transitions. [2021-11-23 00:39:11,865 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 227 transitions. [2021-11-23 00:39:11,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 00:39:11,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:11,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:12,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 917 conjuncts, 219 conjunts are in the unsatisfiable core [2021-11-23 00:39:12,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:14,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:14,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 225 states and 228 transitions. [2021-11-23 00:39:14,891 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 228 transitions. [2021-11-23 00:39:14,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-23 00:39:14,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:14,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:15,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 220 conjunts are in the unsatisfiable core [2021-11-23 00:39:15,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:16,842 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 226 states and 229 transitions. [2021-11-23 00:39:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 229 transitions. [2021-11-23 00:39:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-23 00:39:18,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:18,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:18,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 221 conjunts are in the unsatisfiable core [2021-11-23 00:39:18,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:21,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:21,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 227 states and 230 transitions. [2021-11-23 00:39:21,035 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 230 transitions. [2021-11-23 00:39:21,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 00:39:21,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:21,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:21,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 222 conjunts are in the unsatisfiable core [2021-11-23 00:39:21,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:22,914 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:24,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:24,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 228 states and 231 transitions. [2021-11-23 00:39:24,068 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 231 transitions. [2021-11-23 00:39:24,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-23 00:39:24,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:24,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:24,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 933 conjuncts, 223 conjunts are in the unsatisfiable core [2021-11-23 00:39:24,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:27,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:27,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 229 states and 232 transitions. [2021-11-23 00:39:27,341 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 232 transitions. [2021-11-23 00:39:27,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-23 00:39:27,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:27,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:27,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 224 conjunts are in the unsatisfiable core [2021-11-23 00:39:27,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:29,125 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:30,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 230 states and 233 transitions. [2021-11-23 00:39:30,293 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 233 transitions. [2021-11-23 00:39:30,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:39:30,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:30,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:30,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 225 conjunts are in the unsatisfiable core [2021-11-23 00:39:30,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:32,395 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:33,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 231 states and 234 transitions. [2021-11-23 00:39:33,597 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 234 transitions. [2021-11-23 00:39:33,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 00:39:33,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:33,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:34,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 226 conjunts are in the unsatisfiable core [2021-11-23 00:39:34,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:35,713 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:36,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 232 states and 235 transitions. [2021-11-23 00:39:36,880 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 235 transitions. [2021-11-23 00:39:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-11-23 00:39:36,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:36,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:37,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 227 conjunts are in the unsatisfiable core [2021-11-23 00:39:37,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:38,826 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:40,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:40,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 233 states and 236 transitions. [2021-11-23 00:39:40,021 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 236 transitions. [2021-11-23 00:39:40,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:39:40,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:40,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:40,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 228 conjunts are in the unsatisfiable core [2021-11-23 00:39:40,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 234 states and 237 transitions. [2021-11-23 00:39:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 237 transitions. [2021-11-23 00:39:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 00:39:43,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:43,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:43,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 229 conjunts are in the unsatisfiable core [2021-11-23 00:39:43,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:45,309 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:46,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 235 states and 238 transitions. [2021-11-23 00:39:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 238 transitions. [2021-11-23 00:39:46,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:39:46,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 230 conjunts are in the unsatisfiable core [2021-11-23 00:39:46,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:48,437 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:49,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 236 states and 239 transitions. [2021-11-23 00:39:49,673 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 239 transitions. [2021-11-23 00:39:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:39:49,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:49,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:50,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 231 conjunts are in the unsatisfiable core [2021-11-23 00:39:50,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 237 states and 240 transitions. [2021-11-23 00:39:53,160 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 240 transitions. [2021-11-23 00:39:53,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-23 00:39:53,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:53,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:53,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 232 conjunts are in the unsatisfiable core [2021-11-23 00:39:53,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:55,062 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:56,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 238 states and 241 transitions. [2021-11-23 00:39:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 241 transitions. [2021-11-23 00:39:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:39:56,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:56,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:56,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 233 conjunts are in the unsatisfiable core [2021-11-23 00:39:56,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:59,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:59,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 239 states and 242 transitions. [2021-11-23 00:39:59,538 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 242 transitions. [2021-11-23 00:39:59,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:39:59,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:59,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:59,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 234 conjunts are in the unsatisfiable core [2021-11-23 00:39:59,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:03,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 240 states and 243 transitions. [2021-11-23 00:40:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 243 transitions. [2021-11-23 00:40:03,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 00:40:03,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:03,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:03,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 235 conjunts are in the unsatisfiable core [2021-11-23 00:40:03,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 27028 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:06,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 241 states and 244 transitions. [2021-11-23 00:40:06,210 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 244 transitions. [2021-11-23 00:40:06,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:40:06,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:06,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:06,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 236 conjunts are in the unsatisfiable core [2021-11-23 00:40:06,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 242 states and 245 transitions. [2021-11-23 00:40:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 245 transitions. [2021-11-23 00:40:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:40:09,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:10,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 237 conjunts are in the unsatisfiable core [2021-11-23 00:40:10,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 27495 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 243 states and 246 transitions. [2021-11-23 00:40:13,046 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 246 transitions. [2021-11-23 00:40:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:40:13,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:13,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:13,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 993 conjuncts, 238 conjunts are in the unsatisfiable core [2021-11-23 00:40:13,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:15,144 INFO L134 CoverageAnalysis]: Checked inductivity of 27730 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:16,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:16,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 244 states and 247 transitions. [2021-11-23 00:40:16,420 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 247 transitions. [2021-11-23 00:40:16,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:40:16,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:16,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:16,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 239 conjunts are in the unsatisfiable core [2021-11-23 00:40:16,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:20,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:20,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 245 states and 248 transitions. [2021-11-23 00:40:20,013 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 248 transitions. [2021-11-23 00:40:20,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:40:20,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:20,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:20,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 1001 conjuncts, 240 conjunts are in the unsatisfiable core [2021-11-23 00:40:20,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 28203 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 246 states and 249 transitions. [2021-11-23 00:40:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 249 transitions. [2021-11-23 00:40:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:40:23,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:23,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:23,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 241 conjunts are in the unsatisfiable core [2021-11-23 00:40:23,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 28441 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:26,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:26,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 247 states and 250 transitions. [2021-11-23 00:40:26,677 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 250 transitions. [2021-11-23 00:40:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-11-23 00:40:26,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:26,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:27,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 242 conjunts are in the unsatisfiable core [2021-11-23 00:40:27,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:29,067 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 248 states and 251 transitions. [2021-11-23 00:40:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 251 transitions. [2021-11-23 00:40:30,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-23 00:40:30,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:30,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:30,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 1013 conjuncts, 243 conjunts are in the unsatisfiable core [2021-11-23 00:40:30,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 28920 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 249 states and 252 transitions. [2021-11-23 00:40:33,688 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 252 transitions. [2021-11-23 00:40:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:40:33,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:33,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:34,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 244 conjunts are in the unsatisfiable core [2021-11-23 00:40:34,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:35,838 INFO L134 CoverageAnalysis]: Checked inductivity of 29161 backedges. 0 proven. 29161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:37,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:37,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 250 states and 253 transitions. [2021-11-23 00:40:37,164 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 253 transitions. [2021-11-23 00:40:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 00:40:37,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:37,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:37,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 245 conjunts are in the unsatisfiable core [2021-11-23 00:40:37,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:39,371 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 29403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 251 states and 254 transitions. [2021-11-23 00:40:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 254 transitions. [2021-11-23 00:40:40,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 00:40:40,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:40,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:41,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 246 conjunts are in the unsatisfiable core [2021-11-23 00:40:41,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 29646 backedges. 0 proven. 29646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:44,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:44,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 252 states and 255 transitions. [2021-11-23 00:40:44,164 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 255 transitions. [2021-11-23 00:40:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:40:44,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:44,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:44,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 1029 conjuncts, 247 conjunts are in the unsatisfiable core [2021-11-23 00:40:44,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 29890 backedges. 0 proven. 29890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:47,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 253 states and 256 transitions. [2021-11-23 00:40:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 256 transitions. [2021-11-23 00:40:47,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 00:40:47,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:47,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:48,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 248 conjunts are in the unsatisfiable core [2021-11-23 00:40:48,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 30135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:51,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 254 states and 257 transitions. [2021-11-23 00:40:51,434 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 257 transitions. [2021-11-23 00:40:51,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:40:51,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:51,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:51,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 1037 conjuncts, 249 conjunts are in the unsatisfiable core [2021-11-23 00:40:51,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30381 backedges. 0 proven. 30381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:54,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 255 states and 258 transitions. [2021-11-23 00:40:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 258 transitions. [2021-11-23 00:40:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:40:54,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:54,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:55,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 250 conjunts are in the unsatisfiable core [2021-11-23 00:40:55,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 30628 backedges. 0 proven. 30628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 256 states and 259 transitions. [2021-11-23 00:40:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 259 transitions. [2021-11-23 00:40:58,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-23 00:40:58,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:58,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:59,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 251 conjunts are in the unsatisfiable core [2021-11-23 00:40:59,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:00,789 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 30876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:02,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 257 states and 260 transitions. [2021-11-23 00:41:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 260 transitions. [2021-11-23 00:41:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 00:41:02,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:02,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:02,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 1049 conjuncts, 252 conjunts are in the unsatisfiable core [2021-11-23 00:41:02,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 31125 backedges. 0 proven. 31125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 258 states and 261 transitions. [2021-11-23 00:41:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 261 transitions. [2021-11-23 00:41:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 00:41:06,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 253 conjunts are in the unsatisfiable core [2021-11-23 00:41:06,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:08,260 INFO L134 CoverageAnalysis]: Checked inductivity of 31375 backedges. 0 proven. 31375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:09,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 259 states and 262 transitions. [2021-11-23 00:41:09,650 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 262 transitions. [2021-11-23 00:41:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 00:41:09,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:09,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:10,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 254 conjunts are in the unsatisfiable core [2021-11-23 00:41:10,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:11,947 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 31626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:13,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 260 states and 263 transitions. [2021-11-23 00:41:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 263 transitions. [2021-11-23 00:41:13,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-23 00:41:13,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 255 conjunts are in the unsatisfiable core [2021-11-23 00:41:13,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 31878 backedges. 0 proven. 31878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 261 states and 264 transitions. [2021-11-23 00:41:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 264 transitions. [2021-11-23 00:41:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 00:41:17,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 1065 conjuncts, 256 conjunts are in the unsatisfiable core [2021-11-23 00:41:17,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 32131 backedges. 0 proven. 32131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:20,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:20,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 262 states and 265 transitions. [2021-11-23 00:41:20,738 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 265 transitions. [2021-11-23 00:41:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-23 00:41:20,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:20,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:21,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 257 conjunts are in the unsatisfiable core [2021-11-23 00:41:21,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:23,316 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 32385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 263 states and 266 transitions. [2021-11-23 00:41:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 266 transitions. [2021-11-23 00:41:24,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:41:24,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:24,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:25,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 258 conjunts are in the unsatisfiable core [2021-11-23 00:41:25,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 32640 backedges. 0 proven. 32640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:28,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:28,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 264 states and 267 transitions. [2021-11-23 00:41:28,439 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 267 transitions. [2021-11-23 00:41:28,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 00:41:28,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:28,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:28,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 1077 conjuncts, 259 conjunts are in the unsatisfiable core [2021-11-23 00:41:28,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 32896 backedges. 0 proven. 32896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:32,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 265 states and 268 transitions. [2021-11-23 00:41:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 268 transitions. [2021-11-23 00:41:32,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-23 00:41:32,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:32,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:32,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 1081 conjuncts, 260 conjunts are in the unsatisfiable core [2021-11-23 00:41:32,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:34,556 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 33153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 266 states and 269 transitions. [2021-11-23 00:41:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 269 transitions. [2021-11-23 00:41:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 00:41:35,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:35,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:36,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 261 conjunts are in the unsatisfiable core [2021-11-23 00:41:36,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:38,309 INFO L134 CoverageAnalysis]: Checked inductivity of 33411 backedges. 0 proven. 33411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:39,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 267 states and 270 transitions. [2021-11-23 00:41:39,750 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 270 transitions. [2021-11-23 00:41:39,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 00:41:39,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:39,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:40,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 262 conjunts are in the unsatisfiable core [2021-11-23 00:41:40,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 33670 backedges. 0 proven. 33670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:43,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:43,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 268 states and 271 transitions. [2021-11-23 00:41:43,741 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 271 transitions. [2021-11-23 00:41:43,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-23 00:41:43,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:43,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:44,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 263 conjunts are in the unsatisfiable core [2021-11-23 00:41:44,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:46,043 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 33930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 269 states and 272 transitions. [2021-11-23 00:41:47,489 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 272 transitions. [2021-11-23 00:41:47,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 00:41:47,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:47,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 264 conjunts are in the unsatisfiable core [2021-11-23 00:41:47,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:49,886 INFO L134 CoverageAnalysis]: Checked inductivity of 34191 backedges. 0 proven. 34191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:51,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:51,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 270 states and 273 transitions. [2021-11-23 00:41:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 273 transitions. [2021-11-23 00:41:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 00:41:51,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:51,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:52,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 1101 conjuncts, 265 conjunts are in the unsatisfiable core [2021-11-23 00:41:52,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 34453 backedges. 0 proven. 34453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:55,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:55,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 271 states and 274 transitions. [2021-11-23 00:41:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 274 transitions. [2021-11-23 00:41:55,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 00:41:55,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:55,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:55,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 1105 conjuncts, 266 conjunts are in the unsatisfiable core [2021-11-23 00:41:55,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:41:57,846 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 34716 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:59,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:59,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 272 states and 275 transitions. [2021-11-23 00:41:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 275 transitions. [2021-11-23 00:41:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 00:41:59,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:59,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 267 conjunts are in the unsatisfiable core [2021-11-23 00:41:59,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:01,832 INFO L134 CoverageAnalysis]: Checked inductivity of 34980 backedges. 0 proven. 34980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:03,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:03,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 273 states and 276 transitions. [2021-11-23 00:42:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 276 transitions. [2021-11-23 00:42:03,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:42:03,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:03,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:03,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 1113 conjuncts, 268 conjunts are in the unsatisfiable core [2021-11-23 00:42:03,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:05,660 INFO L134 CoverageAnalysis]: Checked inductivity of 35245 backedges. 0 proven. 35245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:07,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 274 states and 277 transitions. [2021-11-23 00:42:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 277 transitions. [2021-11-23 00:42:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 00:42:07,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:07,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:07,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 269 conjunts are in the unsatisfiable core [2021-11-23 00:42:07,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:09,813 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 35511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:11,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:11,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 275 states and 278 transitions. [2021-11-23 00:42:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 278 transitions. [2021-11-23 00:42:11,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-23 00:42:11,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:11,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:11,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 270 conjunts are in the unsatisfiable core [2021-11-23 00:42:11,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:13,802 INFO L134 CoverageAnalysis]: Checked inductivity of 35778 backedges. 0 proven. 35778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:15,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:15,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 276 states and 279 transitions. [2021-11-23 00:42:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 279 transitions. [2021-11-23 00:42:15,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:42:15,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:15,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:15,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 1125 conjuncts, 271 conjunts are in the unsatisfiable core [2021-11-23 00:42:15,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 36046 backedges. 0 proven. 36046 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 277 states and 280 transitions. [2021-11-23 00:42:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 280 transitions. [2021-11-23 00:42:19,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 00:42:19,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:19,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:19,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 272 conjunts are in the unsatisfiable core [2021-11-23 00:42:19,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 36315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:23,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 278 states and 281 transitions. [2021-11-23 00:42:23,704 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 281 transitions. [2021-11-23 00:42:23,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-23 00:42:23,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:23,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:24,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 1133 conjuncts, 273 conjunts are in the unsatisfiable core [2021-11-23 00:42:24,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 36585 backedges. 0 proven. 36585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 279 states and 282 transitions. [2021-11-23 00:42:27,547 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 282 transitions. [2021-11-23 00:42:27,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 00:42:27,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:27,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:28,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1137 conjuncts, 274 conjunts are in the unsatisfiable core [2021-11-23 00:42:28,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:30,032 INFO L134 CoverageAnalysis]: Checked inductivity of 36856 backedges. 0 proven. 36856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 280 states and 283 transitions. [2021-11-23 00:42:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 283 transitions. [2021-11-23 00:42:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 00:42:31,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:31,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:32,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 1141 conjuncts, 275 conjunts are in the unsatisfiable core [2021-11-23 00:42:32,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 37128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 281 states and 284 transitions. [2021-11-23 00:42:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 284 transitions. [2021-11-23 00:42:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-23 00:42:36,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:36,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:36,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 276 conjunts are in the unsatisfiable core [2021-11-23 00:42:36,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 37401 backedges. 0 proven. 37401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 282 states and 285 transitions. [2021-11-23 00:42:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 285 transitions. [2021-11-23 00:42:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-23 00:42:40,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:40,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:40,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 277 conjunts are in the unsatisfiable core [2021-11-23 00:42:40,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:42,556 INFO L134 CoverageAnalysis]: Checked inductivity of 37675 backedges. 0 proven. 37675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 283 states and 286 transitions. [2021-11-23 00:42:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 286 transitions. [2021-11-23 00:42:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-11-23 00:42:44,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:44,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 1153 conjuncts, 278 conjunts are in the unsatisfiable core [2021-11-23 00:42:44,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 37950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 284 states and 287 transitions. [2021-11-23 00:42:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 287 transitions. [2021-11-23 00:42:48,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 00:42:48,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:48,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:48,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 1157 conjuncts, 279 conjunts are in the unsatisfiable core [2021-11-23 00:42:48,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 38226 backedges. 0 proven. 38226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:52,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 285 states and 288 transitions. [2021-11-23 00:42:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 288 transitions. [2021-11-23 00:42:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-23 00:42:52,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:52,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:53,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 280 conjunts are in the unsatisfiable core [2021-11-23 00:42:53,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:55,206 INFO L134 CoverageAnalysis]: Checked inductivity of 38503 backedges. 0 proven. 38503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 286 states and 289 transitions. [2021-11-23 00:42:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 289 transitions. [2021-11-23 00:42:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 00:42:56,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:56,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:57,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 281 conjunts are in the unsatisfiable core [2021-11-23 00:42:57,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:42:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 38781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:01,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 287 states and 290 transitions. [2021-11-23 00:43:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 290 transitions. [2021-11-23 00:43:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-23 00:43:01,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:01,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 1169 conjuncts, 282 conjunts are in the unsatisfiable core [2021-11-23 00:43:01,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 39060 backedges. 0 proven. 39060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 288 states and 291 transitions. [2021-11-23 00:43:05,356 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 291 transitions. [2021-11-23 00:43:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 00:43:05,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:05,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:05,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 1173 conjuncts, 283 conjunts are in the unsatisfiable core [2021-11-23 00:43:05,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 39340 backedges. 0 proven. 39340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:09,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:09,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 289 states and 292 transitions. [2021-11-23 00:43:09,936 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 292 transitions. [2021-11-23 00:43:09,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-23 00:43:09,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:09,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 284 conjunts are in the unsatisfiable core [2021-11-23 00:43:10,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 39621 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 290 states and 293 transitions. [2021-11-23 00:43:14,082 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 293 transitions. [2021-11-23 00:43:14,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-23 00:43:14,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:14,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:14,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 1181 conjuncts, 285 conjunts are in the unsatisfiable core [2021-11-23 00:43:14,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 39903 backedges. 0 proven. 39903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:18,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 291 states and 294 transitions. [2021-11-23 00:43:18,404 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 294 transitions. [2021-11-23 00:43:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-23 00:43:18,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:18,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:18,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 1185 conjuncts, 286 conjunts are in the unsatisfiable core [2021-11-23 00:43:18,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:21,173 INFO L134 CoverageAnalysis]: Checked inductivity of 40186 backedges. 0 proven. 40186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:22,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 292 states and 295 transitions. [2021-11-23 00:43:22,832 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 295 transitions. [2021-11-23 00:43:22,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-11-23 00:43:22,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:22,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:23,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 1189 conjuncts, 287 conjunts are in the unsatisfiable core [2021-11-23 00:43:23,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:25,456 INFO L134 CoverageAnalysis]: Checked inductivity of 40470 backedges. 0 proven. 40470 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 293 states and 296 transitions. [2021-11-23 00:43:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 296 transitions. [2021-11-23 00:43:27,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-23 00:43:27,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:27,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:27,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 1193 conjuncts, 288 conjunts are in the unsatisfiable core [2021-11-23 00:43:27,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:29,961 INFO L134 CoverageAnalysis]: Checked inductivity of 40755 backedges. 0 proven. 40755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:31,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:31,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 294 states and 297 transitions. [2021-11-23 00:43:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 297 transitions. [2021-11-23 00:43:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-23 00:43:31,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:31,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:32,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 289 conjunts are in the unsatisfiable core [2021-11-23 00:43:32,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 41041 backedges. 0 proven. 41041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 295 states and 298 transitions. [2021-11-23 00:43:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 298 transitions. [2021-11-23 00:43:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-11-23 00:43:36,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:36,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:36,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 290 conjunts are in the unsatisfiable core [2021-11-23 00:43:36,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 41328 backedges. 0 proven. 41328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:40,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:40,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 296 states and 299 transitions. [2021-11-23 00:43:40,634 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 299 transitions. [2021-11-23 00:43:40,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:43:40,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:40,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:41,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 1205 conjuncts, 291 conjunts are in the unsatisfiable core [2021-11-23 00:43:41,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:43,558 INFO L134 CoverageAnalysis]: Checked inductivity of 41616 backedges. 0 proven. 41616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:45,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 297 states and 300 transitions. [2021-11-23 00:43:45,290 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 300 transitions. [2021-11-23 00:43:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 00:43:45,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:45,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:45,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 1209 conjuncts, 292 conjunts are in the unsatisfiable core [2021-11-23 00:43:45,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 41905 backedges. 0 proven. 41905 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:49,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:49,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 298 states and 301 transitions. [2021-11-23 00:43:49,654 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 301 transitions. [2021-11-23 00:43:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-23 00:43:49,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:49,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:50,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 1213 conjuncts, 293 conjunts are in the unsatisfiable core [2021-11-23 00:43:50,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:52,508 INFO L134 CoverageAnalysis]: Checked inductivity of 42195 backedges. 0 proven. 42195 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 299 states and 302 transitions. [2021-11-23 00:43:54,411 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 302 transitions. [2021-11-23 00:43:54,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 00:43:54,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:54,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:54,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 294 conjunts are in the unsatisfiable core [2021-11-23 00:43:54,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:43:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 42486 backedges. 0 proven. 42486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:58,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:58,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 300 states and 303 transitions. [2021-11-23 00:43:58,737 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 303 transitions. [2021-11-23 00:43:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 00:43:58,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:58,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:59,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 1221 conjuncts, 295 conjunts are in the unsatisfiable core [2021-11-23 00:43:59,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 42778 backedges. 0 proven. 42778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:03,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:03,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 301 states and 304 transitions. [2021-11-23 00:44:03,245 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 304 transitions. [2021-11-23 00:44:03,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-23 00:44:03,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:03,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:03,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 1225 conjuncts, 296 conjunts are in the unsatisfiable core [2021-11-23 00:44:03,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 43071 backedges. 0 proven. 43071 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:08,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:08,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 302 states and 305 transitions. [2021-11-23 00:44:08,151 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 305 transitions. [2021-11-23 00:44:08,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-11-23 00:44:08,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:08,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:08,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 1229 conjuncts, 297 conjunts are in the unsatisfiable core [2021-11-23 00:44:08,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 43365 backedges. 0 proven. 43365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:12,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 303 states and 306 transitions. [2021-11-23 00:44:12,620 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 306 transitions. [2021-11-23 00:44:12,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 00:44:12,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:12,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:13,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 1233 conjuncts, 298 conjunts are in the unsatisfiable core [2021-11-23 00:44:13,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:15,483 INFO L134 CoverageAnalysis]: Checked inductivity of 43660 backedges. 0 proven. 43660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:17,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 304 states and 307 transitions. [2021-11-23 00:44:17,411 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 307 transitions. [2021-11-23 00:44:17,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-23 00:44:17,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:17,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:17,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 1237 conjuncts, 299 conjunts are in the unsatisfiable core [2021-11-23 00:44:17,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:20,084 INFO L134 CoverageAnalysis]: Checked inductivity of 43956 backedges. 0 proven. 43956 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:21,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:21,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 305 states and 308 transitions. [2021-11-23 00:44:21,912 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 308 transitions. [2021-11-23 00:44:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-11-23 00:44:21,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:21,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:22,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 300 conjunts are in the unsatisfiable core [2021-11-23 00:44:22,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:24,817 INFO L134 CoverageAnalysis]: Checked inductivity of 44253 backedges. 0 proven. 44253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:26,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 306 states and 309 transitions. [2021-11-23 00:44:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 309 transitions. [2021-11-23 00:44:26,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2021-11-23 00:44:26,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:26,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:27,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 1245 conjuncts, 301 conjunts are in the unsatisfiable core [2021-11-23 00:44:27,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:29,431 INFO L134 CoverageAnalysis]: Checked inductivity of 44551 backedges. 0 proven. 44551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 307 states and 310 transitions. [2021-11-23 00:44:31,208 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 310 transitions. [2021-11-23 00:44:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 00:44:31,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:31,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:31,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 1249 conjuncts, 302 conjunts are in the unsatisfiable core [2021-11-23 00:44:31,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:34,150 INFO L134 CoverageAnalysis]: Checked inductivity of 44850 backedges. 0 proven. 44850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 308 states and 311 transitions. [2021-11-23 00:44:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 311 transitions. [2021-11-23 00:44:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-23 00:44:35,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:35,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 303 conjunts are in the unsatisfiable core [2021-11-23 00:44:36,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:38,872 INFO L134 CoverageAnalysis]: Checked inductivity of 45150 backedges. 0 proven. 45150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:40,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:40,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 309 states and 312 transitions. [2021-11-23 00:44:40,752 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 312 transitions. [2021-11-23 00:44:40,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-23 00:44:40,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:40,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:41,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 304 conjunts are in the unsatisfiable core [2021-11-23 00:44:41,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:43,648 INFO L134 CoverageAnalysis]: Checked inductivity of 45451 backedges. 0 proven. 45451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:45,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:45,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 310 states and 313 transitions. [2021-11-23 00:44:45,455 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 313 transitions. [2021-11-23 00:44:45,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-11-23 00:44:45,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:45,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:46,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 305 conjunts are in the unsatisfiable core [2021-11-23 00:44:46,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 45753 backedges. 0 proven. 45753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:50,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:50,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 311 states and 314 transitions. [2021-11-23 00:44:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 314 transitions. [2021-11-23 00:44:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-23 00:44:50,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:50,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:50,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 306 conjunts are in the unsatisfiable core [2021-11-23 00:44:50,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 46056 backedges. 0 proven. 46056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:55,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:55,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 312 states and 315 transitions. [2021-11-23 00:44:55,383 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 315 transitions. [2021-11-23 00:44:55,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-23 00:44:55,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:55,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:56,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 1269 conjuncts, 307 conjunts are in the unsatisfiable core [2021-11-23 00:44:56,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:44:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 46360 backedges. 0 proven. 46360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:00,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:00,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 313 states and 316 transitions. [2021-11-23 00:45:00,209 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 316 transitions. [2021-11-23 00:45:00,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 00:45:00,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:00,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 1273 conjuncts, 308 conjunts are in the unsatisfiable core [2021-11-23 00:45:00,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:45:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 46665 backedges. 0 proven. 46665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:05,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 314 states and 317 transitions. [2021-11-23 00:45:05,151 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 317 transitions. [2021-11-23 00:45:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-23 00:45:05,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:05,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:05,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:05,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 1277 conjuncts, 309 conjunts are in the unsatisfiable core [2021-11-23 00:45:05,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:45:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 46971 backedges. 0 proven. 46971 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:09,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:09,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 315 states and 318 transitions. [2021-11-23 00:45:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 318 transitions. [2021-11-23 00:45:09,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-23 00:45:09,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:09,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:10,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 1281 conjuncts, 310 conjunts are in the unsatisfiable core [2021-11-23 00:45:10,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:45:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 47278 backedges. 0 proven. 47278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:14,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 316 states and 319 transitions. [2021-11-23 00:45:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 319 transitions. [2021-11-23 00:45:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-11-23 00:45:14,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:14,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:15,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 311 conjunts are in the unsatisfiable core [2021-11-23 00:45:15,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:45:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 47586 backedges. 0 proven. 47586 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:19,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:19,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 317 states and 320 transitions. [2021-11-23 00:45:19,838 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 320 transitions. [2021-11-23 00:45:19,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-23 00:45:19,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:19,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:20,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 1289 conjuncts, 312 conjunts are in the unsatisfiable core [2021-11-23 00:45:20,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:45:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 47895 backedges. 0 proven. 47895 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:24,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 318 states and 321 transitions. [2021-11-23 00:45:24,626 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 321 transitions. [2021-11-23 00:45:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-11-23 00:45:24,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:24,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:25,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 313 conjunts are in the unsatisfiable core [2021-11-23 00:45:25,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:45:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 48205 backedges. 0 proven. 48205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:30,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:30,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 319 states and 322 transitions. [2021-11-23 00:45:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 322 transitions. [2021-11-23 00:45:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 00:45:30,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:30,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:30,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 314 conjunts are in the unsatisfiable core [2021-11-23 00:45:30,629 INFO L286 TraceCheckSpWp]: Computing forward predicates...