./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.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_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/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_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/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_738e4049-1ef5-4a1b-998e-58854ce9ae8b/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 fc71ae13b1bed24e074eb2de07c8f2064aa903343708c3aabf1b928078c9e7f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:58:54,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:58:54,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:58:54,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:58:54,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:58:54,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:58:54,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:58:54,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:58:54,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:58:54,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:58:54,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:58:54,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:58:54,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:58:54,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:58:54,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:58:54,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:58:54,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:58:54,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:58:54,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:58:54,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:58:54,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:58:54,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:58:54,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:58:54,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:58:54,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:58:54,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:58:54,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:58:54,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:58:54,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:58:54,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:58:54,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:58:54,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:58:54,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:58:54,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:58:54,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:58:54,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:58:54,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:58:54,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:58:54,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:58:54,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:58:54,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:58:54,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:58:54,178 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:58:54,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:58:54,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:58:54,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:58:54,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:58:54,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:58:54,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:58:54,181 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:58:54,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:58:54,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:58:54,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:58:54,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:58:54,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:58:54,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:58:54,190 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:58:54,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:58:54,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:58:54,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:58:54,191 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:58:54,191 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:58:54,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:58:54,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:58:54,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:58:54,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:58:54,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:58:54,192 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:58:54,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:58:54,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:58:54,193 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_738e4049-1ef5-4a1b-998e-58854ce9ae8b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc71ae13b1bed24e074eb2de07c8f2064aa903343708c3aabf1b928078c9e7f6 [2021-11-23 00:58:54,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:58:54,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:58:54,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:58:54,508 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:58:54,510 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:58:54,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c [2021-11-23 00:58:54,609 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/data/629413656/99b9a34f656f41f3af42485ba0e17a01/FLAGa912cb6bd [2021-11-23 00:58:55,087 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:58:55,088 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c [2021-11-23 00:58:55,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/data/629413656/99b9a34f656f41f3af42485ba0e17a01/FLAGa912cb6bd [2021-11-23 00:58:55,462 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/data/629413656/99b9a34f656f41f3af42485ba0e17a01 [2021-11-23 00:58:55,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:58:55,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:58:55,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:58:55,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:58:55,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:58:55,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb13e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55, skipping insertion in model container [2021-11-23 00:58:55,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:58:55,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:58:55,670 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_738e4049-1ef5-4a1b-998e-58854ce9ae8b/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c[490,503] [2021-11-23 00:58:55,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:58:55,720 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:58:55,747 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_738e4049-1ef5-4a1b-998e-58854ce9ae8b/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c[490,503] [2021-11-23 00:58:55,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:58:55,789 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:58:55,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55 WrapperNode [2021-11-23 00:58:55,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:58:55,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:58:55,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:58:55,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:58:55,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,850 INFO L137 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 77 [2021-11-23 00:58:55,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:58:55,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:58:55,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:58:55,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:58:55,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:58:55,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:58:55,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:58:55,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:58:55,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:55" (1/1) ... [2021-11-23 00:58:55,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:58:55,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:58:55,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:58:55,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738e4049-1ef5-4a1b-998e-58854ce9ae8b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:58:55,990 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:58:55,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:58:55,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:58:55,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:58:55,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:58:55,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:58:56,063 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:58:56,065 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:58:56,207 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:58:56,229 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:58:56,229 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:58:56,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:58:56 BoogieIcfgContainer [2021-11-23 00:58:56,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:58:56,233 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:58:56,233 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:58:56,244 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:58:56,244 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:58:56" (1/1) ... [2021-11-23 00:58:56,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:58:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2021-11-23 00:58:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2021-11-23 00:58:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:56,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:58:56,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:56,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:58:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2021-11-23 00:58:56,718 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2021-11-23 00:58:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:56,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:56,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:57,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:57,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:57,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:57,265 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:57,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:57,453 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:57,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:57,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:57,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:57,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:57,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:57,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:57,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:57,956 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:57,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:57,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,046 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,370 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,504 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,625 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,859 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:58,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,127 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,221 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,384 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,657 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,731 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,814 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,896 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,973 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:58:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:58:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:58:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:59,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,124 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,364 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,370 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,439 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,517 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,588 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,725 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,785 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,866 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:00,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:00,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:00,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,004 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,074 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,281 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,287 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,351 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,357 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,426 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,489 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,562 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,703 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,836 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,983 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:01,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:01,989 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,126 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,133 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,199 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,324 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,330 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,400 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,488 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,567 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,635 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,840 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,911 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:02,978 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:02,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,046 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,109 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,116 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,176 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,244 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,310 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,315 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,375 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,460 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,584 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,590 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,655 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,908 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,914 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,975 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:03,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:03,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,122 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,254 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,319 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,324 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,447 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,518 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,647 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,733 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,798 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,933 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:04,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:04,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,126 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,181 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,187 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,307 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,315 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,373 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,518 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,523 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,585 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,642 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,647 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,765 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,831 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,836 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,893 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,898 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,954 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:05,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,074 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,146 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,153 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,273 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,465 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,527 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,586 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,654 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,662 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,806 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:06,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:06,991 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:06,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:06,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,047 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,052 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,171 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,176 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,297 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,429 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,490 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,546 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,608 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,620 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,685 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,745 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,800 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,808 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,862 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,867 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:07,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,046 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,102 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,106 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,166 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,222 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,226 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,357 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,421 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,681 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,814 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,879 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:08,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,014 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,070 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,075 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,142 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,147 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,207 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,266 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,379 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,384 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,440 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,503 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,558 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,563 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,621 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,675 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,736 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,793 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,859 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,912 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,916 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,969 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:09,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,026 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,030 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,087 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,206 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,446 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,499 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,504 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,649 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,710 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,715 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:10,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:10,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:10,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,073 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,126 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,369 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,487 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,553 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,619 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,684 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,738 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,743 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,802 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,914 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,919 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,981 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:11,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:11,985 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:11,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:11,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,043 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,173 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,241 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,304 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,309 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,437 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,569 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,626 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,678 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,682 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,753 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,807 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,928 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,984 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:12,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,198 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,269 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,339 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,473 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,838 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,842 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,895 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,899 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:13,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:13,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,014 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,073 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,131 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,190 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,372 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,425 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,429 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,485 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,541 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,603 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,610 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,693 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,779 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,785 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:14,936 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:14,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:14,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,000 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,074 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,144 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,290 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,355 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,429 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,499 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,568 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,573 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,643 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,711 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,857 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,929 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:15,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,077 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,150 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,154 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,226 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,365 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,507 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,654 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,719 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,794 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,798 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,863 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:16,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:16,937 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:16,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:16,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,128 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,132 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,252 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,332 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,387 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,475 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,480 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,535 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,539 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,594 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,598 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,674 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,737 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,847 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,901 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:17,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:17,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,026 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,030 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,199 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,253 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,266 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,372 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,489 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,538 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,618 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,755 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,884 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:18,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:18,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,006 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,061 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,123 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,178 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,232 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,393 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,397 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,568 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,624 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,747 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,885 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:19,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:19,959 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:19,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:19,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,026 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,100 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,165 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,175 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,244 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,296 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,386 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,461 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,542 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,611 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,820 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:20,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,011 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,014 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,239 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,304 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,384 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,389 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,497 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,549 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:21,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,047 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,113 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,191 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,267 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,338 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,475 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,479 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,684 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,758 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,827 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,903 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:22,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:22,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,055 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,122 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,126 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,206 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,279 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,417 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,485 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,682 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,687 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,763 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,821 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,888 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,942 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:23,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:23,945 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:23,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:23,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,014 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,085 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,171 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,315 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,451 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,455 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,527 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,592 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,595 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,728 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,784 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,788 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,840 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,843 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:24,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:24,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:24,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,046 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,175 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,244 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,358 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,483 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,558 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,631 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,698 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,803 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,806 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,856 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,936 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:25,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:25,992 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:25,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,074 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,078 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,301 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,483 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,543 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,547 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,598 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,652 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,710 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,713 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,822 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,967 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:26,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:26,972 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:26,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:26,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,049 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,115 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,164 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,295 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,299 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,369 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,447 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,514 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,519 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,585 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,590 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,660 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,730 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,804 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,929 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:27,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,034 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,143 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,199 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,257 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,363 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,417 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,471 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,598 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,648 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,711 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,714 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,765 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,815 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,864 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:28,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,025 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,083 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,086 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,138 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,221 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,302 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,447 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,559 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,611 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,614 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,727 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,929 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:29,934 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:29,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,012 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,241 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,311 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,315 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,530 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,534 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,605 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,865 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,986 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:30,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:30,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,046 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,049 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,118 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,351 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,465 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,535 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,590 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,660 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,853 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,902 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:31,957 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:31,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,015 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,083 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,270 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,343 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,537 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,591 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,802 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,874 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,879 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:32,956 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:32,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:32,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,020 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,023 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,083 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,205 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,280 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,331 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,390 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,444 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,447 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,537 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,644 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,703 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,762 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,811 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,872 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,875 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:33,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:33,967 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:33,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,207 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,266 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,324 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,434 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,490 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,542 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,608 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,660 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,716 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,773 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,832 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,837 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,898 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:34,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,108 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,111 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,164 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,220 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,223 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,282 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,386 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,546 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,599 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,602 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,652 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,656 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,829 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,889 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,946 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:35,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:35,949 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:35,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:35,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,122 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,189 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,194 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,248 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,710 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,767 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,772 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,832 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,891 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:36,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:36,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:36,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,008 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,068 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,126 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,190 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,248 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,302 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,369 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,454 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,507 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,632 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,739 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,742 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:37,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:37,956 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:37,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:37,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,011 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,177 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,233 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,236 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,308 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,361 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,414 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,417 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,467 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,470 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,535 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,588 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,640 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,825 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,958 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,140 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,197 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,201 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,264 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,379 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,382 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,537 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,591 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,642 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,701 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,704 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,817 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,820 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,893 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:39,951 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:39,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,058 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,153 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,228 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,232 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,307 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,387 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,479 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,545 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,548 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,604 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,660 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,738 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,796 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,851 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:40,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:40,966 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:40,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:40,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,028 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,256 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,422 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,583 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,658 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,822 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:41,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,999 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,002 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,069 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,199 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,256 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,260 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,344 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,421 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,483 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,542 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,605 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,609 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,731 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,917 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:42,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:42,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,115 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,174 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,178 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,329 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,389 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,454 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,458 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:43,918 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:43,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:43,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,014 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,079 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,393 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,397 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,460 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,520 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,585 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,654 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,726 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,858 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,919 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,922 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,993 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:44,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:44,997 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:44,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:44,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,189 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,255 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,328 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,332 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,398 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,463 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,546 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,550 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,675 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,877 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,938 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:45,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:45,942 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:45,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:45,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,142 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,205 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,209 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,276 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,349 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,489 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,553 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,556 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,684 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,688 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,755 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:46,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:46,957 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:46,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:46,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,030 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,306 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,371 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,375 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,446 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,509 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,513 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,605 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,673 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,740 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,802 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,910 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:47,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:47,995 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:47,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:47,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,076 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,082 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,232 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,324 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,486 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,633 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,638 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,710 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,786 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,849 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:48,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:48,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:48,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,094 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,227 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,285 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,506 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,782 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,891 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:49,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:49,947 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 00:59:49,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:49,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:59:50,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 00:59:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-23 01:08:49,035 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,131 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,220 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,309 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,400 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,403 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,493 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,678 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,681 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,786 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:49,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,170 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,367 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,767 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,965 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:50,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,254 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,257 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,530 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,825 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:51,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,219 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,310 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,407 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,504 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,790 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,895 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:52,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:52,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,173 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,362 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,553 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,743 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,848 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,942 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:53,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:53,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:53,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,129 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,221 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,225 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,324 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,421 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,909 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:54,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:54,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,082 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,168 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,170 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,341 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,514 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,517 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,698 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,894 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:55,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:55,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:55,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:55,990 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:55,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:55,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,084 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,185 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,278 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,465 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,559 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,646 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,740 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,830 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:56,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:56,933 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:56,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,219 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,496 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,586 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,680 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,778 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,885 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:57,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:57,983 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:57,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:57,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,168 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,171 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,259 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,349 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,447 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,544 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:58,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:58,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:58,932 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:58,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:58,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:58,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:58,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,313 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,316 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,503 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,691 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,781 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,784 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,881 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:59,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:08:59,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:59,983 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:08:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:08:59,987 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:08:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:08:59,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:59,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,175 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,178 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,274 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,364 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,367 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,461 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,727 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:00,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:00,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:00,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:00,993 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:00,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,077 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,164 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,348 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,440 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,530 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:01,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:01,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,013 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,017 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,115 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,304 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,392 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,485 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,576 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,754 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,757 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,845 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:02,938 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:02,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:02,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:02,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,036 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,123 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,409 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,789 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,895 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:03,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:03,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:03,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,295 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,392 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,396 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,498 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,705 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,805 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:04,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:04,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:04,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:04,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:04,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,095 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,290 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,378 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,473 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,568 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,666 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,761 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,858 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:05,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:05,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,146 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,343 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,432 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,622 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,625 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,716 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,719 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,813 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,816 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:06,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:06,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:06,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:06,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:06,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:06,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,012 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,105 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,108 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,300 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,400 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,403 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,503 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:07,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:07,904 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:07,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:07,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,000 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,004 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,190 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,290 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,382 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,482 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,581 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:08,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:08,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:08,966 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:08,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:08,969 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:08,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:08,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,064 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,267 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,365 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,368 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,462 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,655 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,659 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,754 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,758 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,950 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:09,953 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:09,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:09,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,162 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,360 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,562 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,659 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,752 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,848 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,936 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:10,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:10,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:10,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,033 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,329 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,427 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,521 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,707 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,804 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,899 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:11,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:11,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:11,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:11,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:11,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:11,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,101 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,196 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,498 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,727 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:12,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:12,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:12,928 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:12,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:12,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:12,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:12,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,024 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,116 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,119 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,215 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,318 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,321 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,513 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,610 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,798 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,802 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,899 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,987 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:13,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:13,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,181 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,276 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,279 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,384 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,485 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,582 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,773 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,776 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:14,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:14,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:14,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:14,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:14,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,056 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,059 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,146 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,245 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,343 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,444 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,548 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,745 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:15,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:15,941 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:15,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:15,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,235 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,329 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,332 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,527 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,623 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,814 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:16,907 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:16,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:16,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,103 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,201 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,296 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,497 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,599 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,783 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,786 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:17,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:17,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:17,960 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:17,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:17,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:17,963 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:17,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:17,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:17,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,224 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,502 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,600 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,603 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,696 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,699 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,797 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:18,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:18,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,002 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,102 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,106 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,516 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,617 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:19,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:19,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:19,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:19,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:19,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:19,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:19,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,031 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,129 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,230 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,326 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,424 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,428 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,527 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,630 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,822 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,825 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:20,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,026 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,128 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,413 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,507 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,610 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,821 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:21,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:21,933 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:21,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,036 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,143 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,146 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,249 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,460 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,568 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,672 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,778 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:22,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:22,991 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:22,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,197 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,401 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,619 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,722 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:23,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:23,924 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:23,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,025 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,028 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,126 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,231 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,235 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,441 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,546 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,654 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,658 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,761 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,764 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,870 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:24,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:24,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:24,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,094 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,198 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,398 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,402 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,508 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,618 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,928 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:25,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:25,931 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:25,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:25,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,144 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,358 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,457 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,563 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,659 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,764 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,865 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,869 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:26,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:26,974 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:26,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:26,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,190 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,404 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,604 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,807 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:27,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:27,911 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:27,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:27,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,012 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,115 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,319 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,527 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,630 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,729 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:28,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:28,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:28,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,129 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,232 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,235 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,339 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,653 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,657 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,762 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,862 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:29,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:29,962 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:29,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,061 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,360 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,464 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,467 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,572 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,575 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,668 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,771 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:30,983 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:30,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:30,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,084 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,088 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,184 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,277 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,280 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,379 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,477 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,688 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,794 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:31,900 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:31,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,001 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,402 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,405 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,509 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,610 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,708 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,711 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,920 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:32,924 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:32,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:32,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,130 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,228 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,319 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,323 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,427 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,529 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,743 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,847 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:33,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:33,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:33,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,159 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,662 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,766 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,866 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:34,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,077 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,184 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,284 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,386 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,485 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,591 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,693 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,793 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,894 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:35,897 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:35,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,106 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,206 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,303 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,627 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,844 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,954 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:36,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:36,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:36,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,066 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,273 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,276 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,380 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,383 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,595 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,794 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:37,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:37,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,201 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,204 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,409 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,623 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,718 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,823 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,919 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:38,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:38,922 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:38,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,024 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,129 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,233 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,444 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,541 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,544 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:39,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:39,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:39,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,054 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,158 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,161 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,259 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,366 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,465 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,468 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:40,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:40,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,113 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,323 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,427 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,537 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,637 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,641 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,842 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,945 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:41,948 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:41,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,049 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,053 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,156 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,255 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,463 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,466 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,665 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,866 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,964 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:42,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:42,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:42,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,267 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,377 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,480 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,685 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,984 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:43,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:43,987 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:43,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:43,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,290 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,397 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,400 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,506 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,608 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,612 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,820 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,824 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:44,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,034 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,134 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,138 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,335 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,748 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:45,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:45,956 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:45,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:45,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,058 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,164 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,369 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,674 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,772 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:46,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:46,983 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:46,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,082 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,181 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,289 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,389 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,484 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,691 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:47,895 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:47,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,002 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,107 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,211 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,415 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,621 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,945 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:48,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:48,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:48,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,160 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,255 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,440 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,443 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,535 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,625 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,724 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,815 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,903 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,906 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:49,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,088 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,180 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,360 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,363 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,455 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,646 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,738 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,829 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,832 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,921 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:50,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:50,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,013 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,016 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,107 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,210 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,316 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,422 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,634 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,637 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,850 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:51,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:51,950 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:51,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:51,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,253 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,669 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,784 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,886 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,889 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:52,997 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:52,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:52,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,101 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,208 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,316 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,414 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,417 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,515 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,619 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:53,932 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:53,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:53,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,031 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,138 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,348 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,449 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,551 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,655 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,658 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,763 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,865 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,869 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:54,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:54,979 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:54,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:54,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,083 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,285 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,288 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,384 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,482 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,692 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,794 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:55,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:55,900 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:55,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,011 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,119 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,223 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,539 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,645 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,752 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,953 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:56,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:56,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:56,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,060 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,166 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,274 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,277 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,381 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,926 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:57,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:57,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,033 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,136 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,238 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,336 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,339 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,819 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,919 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:58,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:58,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,448 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,657 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,660 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,763 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,874 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,976 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:09:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:09:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:09:59,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:09:59,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,085 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,193 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,307 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,503 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,622 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,627 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,941 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:00,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:00,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,049 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,155 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,364 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,576 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,579 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,682 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,685 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,789 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:01,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:01,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,000 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,003 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,106 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,109 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,218 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,324 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,436 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,655 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,755 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,858 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,861 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:02,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,072 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,285 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,288 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,386 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,493 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,597 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,899 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:03,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:03,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,109 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,325 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,425 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,531 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,534 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,636 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,740 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,744 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,849 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:04,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:04,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,077 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,309 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,410 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,514 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,618 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,718 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:05,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:05,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,019 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,022 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,310 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,706 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:06,921 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:06,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:06,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,137 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,141 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,249 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,357 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,563 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,672 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,883 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,992 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:07,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:07,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:07,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,201 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,301 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,305 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,411 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,729 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,837 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:08,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:08,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,161 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,264 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,563 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,567 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,991 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:09,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,104 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,213 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,217 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,539 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,752 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:10:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:10:10,864 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:10:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:10,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,928 INFO L286 TraceCheckSpWp]: Computing forward predicates...