./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/sum_natnum.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_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/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_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/sum_natnum.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/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_bf30c011-6b12-4969-947f-3886c41f7ef8/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 ff2ea40d6d25fb86e36a6b6b626bedee46fbbe211877b096a26da0b150125568 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:04:52,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:04:52,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:04:52,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:04:52,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:04:52,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:04:52,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:04:52,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:04:52,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:04:52,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:04:52,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:04:52,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:04:52,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:04:52,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:04:52,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:04:52,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:04:52,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:04:52,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:04:52,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:04:52,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:04:52,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:04:52,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:04:52,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:04:52,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:04:52,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:04:52,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:04:52,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:04:52,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:04:52,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:04:52,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:04:52,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:04:52,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:04:52,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:04:52,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:04:52,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:04:52,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:04:52,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:04:52,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:04:52,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:04:52,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:04:52,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:04:52,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:04:52,917 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:04:52,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:04:52,918 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:04:52,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:04:52,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:04:52,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:04:52,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:04:52,920 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:04:52,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:04:52,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:04:52,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:04:52,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:04:52,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:04:52,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:04:52,921 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:04:52,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:04:52,921 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:04:52,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:04:52,922 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:04:52,922 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:04:52,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:04:52,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:52,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:04:52,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:04:52,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:04:52,923 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:04:52,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:04:52,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:04:52,923 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_bf30c011-6b12-4969-947f-3886c41f7ef8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff2ea40d6d25fb86e36a6b6b626bedee46fbbe211877b096a26da0b150125568 [2021-11-23 01:04:53,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:04:53,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:04:53,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:04:53,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:04:53,264 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:04:53,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loops-crafted-1/sum_natnum.c [2021-11-23 01:04:53,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/data/830a152a7/1a7a1bbe241d4773ab89d7798e489abf/FLAG0d294c561 [2021-11-23 01:04:53,791 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:04:53,792 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/sv-benchmarks/c/loops-crafted-1/sum_natnum.c [2021-11-23 01:04:53,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/data/830a152a7/1a7a1bbe241d4773ab89d7798e489abf/FLAG0d294c561 [2021-11-23 01:04:53,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/data/830a152a7/1a7a1bbe241d4773ab89d7798e489abf [2021-11-23 01:04:53,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:04:53,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:04:53,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:53,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:04:53,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:04:53,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:53" (1/1) ... [2021-11-23 01:04:53,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26793190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:53, skipping insertion in model container [2021-11-23 01:04:53,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:53" (1/1) ... [2021-11-23 01:04:53,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:04:53,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:04:54,035 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_bf30c011-6b12-4969-947f-3886c41f7ef8/sv-benchmarks/c/loops-crafted-1/sum_natnum.c[458,471] [2021-11-23 01:04:54,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:54,054 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:04:54,067 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_bf30c011-6b12-4969-947f-3886c41f7ef8/sv-benchmarks/c/loops-crafted-1/sum_natnum.c[458,471] [2021-11-23 01:04:54,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:54,083 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:04:54,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54 WrapperNode [2021-11-23 01:04:54,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:54,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:54,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:04:54,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:04:54,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,122 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2021-11-23 01:04:54,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:54,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:04:54,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:04:54,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:04:54,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:04:54,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:04:54,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:04:54,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:04:54,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:54,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:04:54,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:04:54,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf30c011-6b12-4969-947f-3886c41f7ef8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:04:54,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:04:54,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:04:54,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:04:54,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:04:54,326 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:04:54,329 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:04:54,465 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:04:54,482 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:04:54,483 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:04:54,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:04:54 BoogieIcfgContainer [2021-11-23 01:04:54,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:04:54,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:04:54,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:04:54,500 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:04:54,500 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:04:54" (1/1) ... [2021-11-23 01:04:54,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:04:54,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 01:04:54,560 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 01:04:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:04:54,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:54,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:04:54,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2021-11-23 01:04:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-23 01:04:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:04:54,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:54,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:04:54,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:54,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:54,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2021-11-23 01:04:54,971 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-23 01:04:54,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:04:54,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:04:55,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:11,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 16.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:05:11,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2021-11-23 01:05:11,410 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-23 01:05:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:05:11,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:05:11,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:11,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2021-11-23 01:05:11,561 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-23 01:05:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:05:11,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:05:11,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:11,664 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-11-23 01:05:11,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-23 01:05:11,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:05:11,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:05:11,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:11,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:11,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-23 01:05:11,965 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-23 01:05:11,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:05:11,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:05:11,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:12,123 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:12,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2021-11-23 01:05:12,208 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-11-23 01:05:12,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:05:12,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:12,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:12,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:05:12,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:25,109 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:05:25,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2021-11-23 01:05:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-11-23 01:05:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:05:25,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:25,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:25,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:05:25,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:25,237 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:35,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:05:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2021-11-23 01:05:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-11-23 01:05:35,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:05:35,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:35,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:35,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:05:35,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:45,559 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:05:45,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2021-11-23 01:05:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2021-11-23 01:05:45,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:45,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:45,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:45,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:45,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2021-11-23 01:05:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-11-23 01:05:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:05:45,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:45,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:45,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:05:45,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:46,046 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:59,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.81s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:05:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2021-11-23 01:05:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2021-11-23 01:05:59,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:05:59,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:59,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2021-11-23 01:06:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2021-11-23 01:06:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:00,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:00,558 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:00,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:00,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:00,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,850 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:00,862 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:00,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,009 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:01,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:01,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,137 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:01,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:01,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:01,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:01,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,429 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:01,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,565 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:01,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:01,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:01,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:01,851 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:01,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,122 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,248 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,372 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,384 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,507 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,863 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:02,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:02,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,077 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,087 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,433 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,531 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,540 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,747 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:03,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:03,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,137 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,146 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,258 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,267 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,351 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,359 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,444 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,644 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,847 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,856 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,942 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:04,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:04,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:04,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,036 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,142 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,229 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,535 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,544 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,633 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,743 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,855 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,865 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,952 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:05,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:05,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,058 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,157 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,460 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,469 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,559 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,641 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,734 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,743 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,839 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,955 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:06,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,065 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,260 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,454 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,547 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,649 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,732 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,825 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,833 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:07,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,032 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,132 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,140 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,534 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,732 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:08,915 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:08,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,011 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,116 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,205 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,297 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,398 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,719 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,728 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,814 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,822 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:09,926 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:09,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:09,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,306 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,317 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,494 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,502 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,613 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,707 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,805 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,813 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:10,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:10,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,038 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,046 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,137 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,146 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,335 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,530 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,620 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,628 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,811 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,901 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:11,912 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:11,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:11,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,180 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,274 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,470 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,581 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,591 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,794 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:12,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:12,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:12,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,004 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,013 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,122 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,223 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,232 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,341 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,605 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,702 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,785 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,792 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,875 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:13,992 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:13,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,307 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,397 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,408 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,501 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,594 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,694 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,702 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:14,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,028 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,035 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,343 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,448 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,536 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,543 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,660 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,780 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:15,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,065 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,262 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,451 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,561 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,662 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,747 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,847 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:16,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:16,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,030 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,038 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,302 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,398 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,698 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,707 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,814 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:17,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:17,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:17,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,152 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,269 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,468 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,563 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,738 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,834 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,917 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:18,924 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:18,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:18,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,230 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,327 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,514 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,612 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,708 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,714 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:19,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:19,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,164 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,172 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,272 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,280 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,374 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,473 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,563 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,651 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,739 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,910 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:20,916 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:20,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:20,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,008 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,189 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,303 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,410 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,418 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,602 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,693 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,776 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,784 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,873 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:21,980 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:21,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:21,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,054 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,141 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,243 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,342 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,435 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,528 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,614 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,620 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,712 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,788 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,872 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,959 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:22,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:22,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,054 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,163 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,252 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,258 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,345 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,455 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,548 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,556 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,738 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,821 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,827 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:23,917 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:23,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,005 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,080 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,087 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,181 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,292 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,396 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,482 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,581 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,589 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,768 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,868 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,876 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:24,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,154 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,229 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,508 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,837 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,843 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:25,938 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:25,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:25,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,017 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,024 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,104 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,204 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,394 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,403 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,490 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,497 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,585 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,592 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,677 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,780 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,959 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:26,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:26,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,239 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,247 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,338 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,427 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,434 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,631 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,724 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,733 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:27,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:27,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:27,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,180 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,267 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,350 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,356 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,428 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,435 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,622 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,720 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,792 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,798 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:28,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,094 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,199 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,283 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,467 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,475 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,561 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,570 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,648 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,750 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,847 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,939 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:29,946 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:29,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:29,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,028 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,130 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,227 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,235 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,340 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,439 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,543 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,552 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,656 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,737 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,820 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,827 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,898 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,911 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:30,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,071 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,152 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,230 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,312 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,318 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,398 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,404 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,677 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,787 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,796 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,892 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:31,901 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:31,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:31,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,999 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,008 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,210 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,384 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,706 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,798 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,871 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,979 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:32,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:32,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,153 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,159 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,236 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,338 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,421 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,511 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,611 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,620 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:33,964 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:33,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,122 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,194 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,201 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,272 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,279 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,511 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,521 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,622 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,693 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,780 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:34,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:34,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,031 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,123 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,202 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,209 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,331 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,482 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,559 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,565 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,644 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,758 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,835 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,915 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:35,922 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:35,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:35,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,006 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,192 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,271 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,277 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,356 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,439 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,536 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,726 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,805 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,900 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:36,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:36,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,068 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,142 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,340 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,541 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,548 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,733 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,861 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:37,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:37,944 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:37,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:37,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,031 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,111 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,194 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,277 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,290 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,371 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,451 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,522 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,528 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,600 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,608 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,863 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,872 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:38,980 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:38,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:38,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,092 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,198 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,206 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,303 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,414 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,502 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,511 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,678 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,752 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,838 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:39,922 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:39,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:39,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,994 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,095 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,101 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,180 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,252 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,444 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,543 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,646 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,654 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,845 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,853 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,949 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:40,957 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:40,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,044 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,052 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,344 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,438 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,446 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,529 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,600 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,772 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,845 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,932 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:41,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,048 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,122 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,210 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,297 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,396 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,404 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,483 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,562 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,647 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,720 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,727 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,800 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,806 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,884 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,964 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:42,970 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:42,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,063 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,073 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,166 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,572 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,578 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,681 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,690 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,790 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:43,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:43,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,001 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,253 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,259 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,338 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,422 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,571 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,764 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,772 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,865 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:44,973 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:44,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,060 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,152 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,229 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,304 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,383 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,461 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,467 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,540 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,546 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,619 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,625 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,713 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:45,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,018 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,125 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,344 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,497 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,503 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,579 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,679 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,757 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,763 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,933 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:46,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,013 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,019 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,102 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,109 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,182 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,262 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,341 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,517 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,589 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,702 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,881 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:47,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,039 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,223 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,314 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,400 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,473 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:48,938 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:48,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,016 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,260 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,340 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,505 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,590 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,740 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,746 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,825 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,976 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:49,982 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,055 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,375 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,454 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,533 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,539 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,613 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,619 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,703 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,810 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,816 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,891 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:50,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,013 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,088 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,094 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,191 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,477 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,483 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,557 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,854 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,928 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:51,934 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:51,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:51,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,175 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,181 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,254 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,335 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,357 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,560 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,710 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,790 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:52,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:52,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:52,957 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:52,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:52,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:52,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,033 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,204 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,433 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,439 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,677 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,835 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,919 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,991 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:53,997 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:53,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,072 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,153 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,392 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,398 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,476 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,561 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,567 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,646 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,719 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,798 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,883 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,981 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:54,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:54,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,063 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,151 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,309 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,467 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,473 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,555 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,562 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,641 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,715 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,797 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,804 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:55,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:55,968 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:55,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:55,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:55,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:55,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,204 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,210 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,288 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,294 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,753 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,833 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,839 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,931 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:56,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,017 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,092 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,178 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,417 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,502 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,574 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,580 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,660 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,813 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:57,899 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:57,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:57,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,995 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,167 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,241 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,247 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,326 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,485 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,560 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,581 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,849 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,856 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:58,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:58,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:58,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,020 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,102 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,108 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,262 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,268 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,347 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,422 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,428 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,506 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,665 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,744 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,750 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,830 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,904 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,910 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,984 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:06:59,990 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:06:59,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:59,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,066 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,151 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,157 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,474 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,555 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:00,963 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:00,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:00,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,045 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,146 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,301 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,307 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,419 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,502 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,662 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,668 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,827 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,980 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:01,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:01,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,067 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,142 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,307 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,393 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,549 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,628 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,711 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,791 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:02,963 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:02,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:02,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:02,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,130 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,295 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,457 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,532 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,538 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,709 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,871 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:03,956 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:03,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:03,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,046 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,121 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,317 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,323 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,482 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,641 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,647 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,721 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,801 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,882 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,963 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:04,969 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,055 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,307 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,471 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,547 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,553 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,627 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,719 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,805 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,878 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,959 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:05,965 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:05,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,040 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,208 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,283 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,289 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,369 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,375 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,533 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,539 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,613 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,699 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,773 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,779 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,854 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:06,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:06,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,016 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,100 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,425 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,506 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,834 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,840 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,998 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,191 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,266 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,272 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,353 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,428 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,520 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,594 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,679 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,833 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:08,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,002 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,077 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,167 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,255 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,332 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,338 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,417 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,423 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,513 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,519 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,604 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,610 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,689 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,774 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,860 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,952 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:09,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,122 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,207 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,384 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,469 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,549 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,724 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,731 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:10,932 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:10,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:10,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:10,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,130 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,224 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,313 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,394 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,660 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:07:11,748 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:07:11,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:11,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,827 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-23 01:14:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:50,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:50,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:50,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:50,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:50,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:50,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:50,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:50,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:50,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:50,968 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:50,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:51,107 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:51,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:51,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:51,242 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:51,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:51,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:51,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:51,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,505 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:51,511 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:51,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:51,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:51,652 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:51,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:51,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,775 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:51,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:51,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:51,913 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:51,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:51,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,034 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,166 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,295 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,302 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,432 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,564 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,821 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,950 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:52,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:53,118 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:53,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:53,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:53,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,503 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:53,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:53,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,636 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:53,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:53,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:53,903 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:53,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,031 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,285 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,291 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,417 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,552 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,677 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,814 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:54,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:54,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:54,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:55,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:55,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,205 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:55,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:55,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:55,342 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:55,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,465 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:55,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:55,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:55,602 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:55,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:55,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:55,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:55,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:55,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:55,870 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:55,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,138 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,390 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,396 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,526 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,650 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,656 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,782 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,788 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,912 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:56,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:56,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,052 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,446 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,581 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:57,969 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:57,976 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:57,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:58,106 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:58,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,235 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:58,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:58,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:58,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:58,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:58,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:58,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:58,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:58,636 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:58,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:58,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,761 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:58,767 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:58,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,895 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:58,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:58,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,034 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,167 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,173 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,305 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,434 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,564 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,700 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,832 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,954 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:14:59,960 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:14:59,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:59,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:00,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:00,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,354 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:00,360 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:00,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:00,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,486 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:00,498 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:00,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:00,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,621 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:00,627 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:00,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,753 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:00,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:00,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:00,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,885 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:00,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:00,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,019 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,025 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:01,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,150 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:01,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,282 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:01,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,412 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:01,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,545 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,551 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:01,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,686 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:01,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,809 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:01,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:01,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:01,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,071 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:02,077 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:02,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:02,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,206 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:02,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:02,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:02,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:02,342 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:02,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:02,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,468 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:02,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:02,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:02,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:02,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:02,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,994 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,395 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,527 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:03,787 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,793 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:03,922 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:03,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,052 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,189 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,314 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,444 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,450 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:04,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,111 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:05,117 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:05,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:05,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:05,245 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:05,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:05,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:05,377 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:05,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:05,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:05,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,633 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:05,639 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:05,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:05,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,767 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:05,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:05,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:05,907 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:05,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:05,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,034 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,305 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,567 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,574 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,704 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:06,962 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:06,968 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:06,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:06,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:07,105 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:07,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:07,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,234 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:07,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,365 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:07,371 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:07,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,496 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:07,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:07,633 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:07,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:07,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,892 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:07,898 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:07,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:08,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,157 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,163 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:08,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,292 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:08,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,426 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,432 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:08,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,562 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:08,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,696 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:08,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:08,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,964 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:08,970 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:08,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,101 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:09,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:09,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:09,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,366 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:09,372 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:09,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,506 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:09,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:09,641 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:09,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:09,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:09,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:09,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,900 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:09,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:09,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,033 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,170 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,698 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,964 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:10,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:10,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,096 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:11,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:11,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:11,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,360 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:11,366 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:11,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:11,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:11,501 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:11,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:11,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,627 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:11,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:11,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:11,907 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:11,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,033 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,164 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,170 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,295 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,427 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,698 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:12,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:12,968 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:12,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:12,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:13,093 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:13,099 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:13,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:13,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:13,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:13,363 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:13,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:13,497 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:13,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:13,628 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:13,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:13,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:13,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:13,888 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:13,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:13,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,031 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,162 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,432 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,560 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,566 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,705 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,711 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,836 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,842 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,971 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:14,977 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:14,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:14,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:15,110 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:15,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:15,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:15,244 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:15,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:15,376 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:15,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:15,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:15,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:15,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:15,642 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:15,648 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:15,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:15,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:15,789 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:15,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:15,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:15,918 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:15,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:15,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:16,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:16,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:16,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:16,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,370 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:16,376 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:16,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:16,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:16,507 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:16,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,637 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:16,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:16,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,768 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:16,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:16,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:16,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,901 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:16,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,032 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,038 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,301 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,446 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,703 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,709 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:17,974 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:17,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:17,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:18,102 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:18,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:18,240 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:18,246 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:18,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:18,376 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:18,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:18,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:18,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:18,510 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:18,521 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:18,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:18,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:18,654 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:18,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:18,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:18,786 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:18,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:18,919 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:18,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,184 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,457 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,859 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,865 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,992 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:19,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,124 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:20,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:20,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:20,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:20,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:20,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:20,530 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:20,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:20,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,800 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:20,806 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:20,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:20,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,933 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:20,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:20,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:20,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,065 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:21,071 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:21,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:21,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,199 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:21,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:21,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,331 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:21,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:21,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:21,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,596 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:21,602 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:21,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,732 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:21,738 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:21,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,865 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:21,871 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:21,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:21,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,010 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,136 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,278 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,402 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,669 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,803 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,809 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:22,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:23,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:23,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:23,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,341 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:23,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:23,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,473 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:23,479 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:23,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:23,612 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:23,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,738 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:23,744 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:23,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:23,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:23,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:23,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:23,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:23,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:23,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,012 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,277 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,283 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,818 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,945 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:24,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:24,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:24,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,079 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:25,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,214 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:25,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:25,359 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:25,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:25,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:25,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:25,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,618 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:25,624 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:25,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,760 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:25,766 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:25,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:25,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:25,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,027 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:26,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,160 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,166 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:26,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,297 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:26,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:26,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:26,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,705 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:26,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,834 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:26,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:26,975 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:26,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:26,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:27,113 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:27,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:27,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,239 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:27,245 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:27,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:27,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:27,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:27,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,649 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:27,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:27,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,780 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:27,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:27,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:27,921 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:27,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:27,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:28,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:28,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:28,194 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:28,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:28,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,326 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:28,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,462 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:28,470 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:28,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:28,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,600 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:28,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,736 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:28,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:28,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:28,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:28,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,005 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:29,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,147 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:29,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:29,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,409 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,415 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:29,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:29,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,686 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:29,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,816 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:29,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:29,962 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:29,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:29,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,089 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:30,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,223 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:30,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,355 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:30,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:30,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,489 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:30,495 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:30,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:30,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:30,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:30,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:30,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:30,898 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:30,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,034 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,175 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,303 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,702 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,709 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,840 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:31,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:32,116 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:32,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:32,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:32,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:32,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,383 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:32,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:32,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:32,521 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:32,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:32,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,649 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:32,655 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:32,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:32,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,781 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:32,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:32,787 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:32,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:32,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,917 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:32,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:32,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:32,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:33,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:33,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:33,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,327 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:33,333 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:33,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:33,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,461 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:33,467 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:33,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:33,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:33,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,859 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:33,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,994 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:34,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:34,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,128 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,134 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:34,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:34,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,270 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:34,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:34,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,404 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:34,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:34,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,540 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:34,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:34,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,680 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:34,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:34,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,812 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,818 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:34,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:34,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:34,950 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:34,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:35,089 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:35,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:35,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:35,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:35,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:35,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:35,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:35,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:35,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:35,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,768 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:35,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:35,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:35,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:35,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:35,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,043 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,170 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,176 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,441 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,447 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,585 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,716 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:36,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:37,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,132 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:37,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:37,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,265 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:37,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:37,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:37,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,401 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:37,407 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:37,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:37,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,536 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:37,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:37,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:37,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,675 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:37,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:37,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,812 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:37,818 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:37,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:37,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:37,962 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:37,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:37,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,088 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:38,095 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:38,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:38,231 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:38,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,362 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:38,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:38,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,500 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:38,506 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:38,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:38,639 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:38,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:38,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:38,775 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:38,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:38,910 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:38,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,046 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:39,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:39,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:39,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:39,186 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:39,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:39,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:39,362 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:39,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:39,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:39,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:39,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,631 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:39,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:39,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:39,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:39,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,905 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:39,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:39,911 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:39,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:40,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:40,049 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:40,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:40,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,179 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:40,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:40,185 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:40,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:40,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:40,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,322 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:40,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:40,328 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:40,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:40,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:40,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:40,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:40,460 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:40,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:40,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:40,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:40,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:40,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:40,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,723 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:40,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:40,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:40,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:40,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:40,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,133 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,416 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,680 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,686 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,813 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,820 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:41,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:41,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,088 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:42,094 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:42,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:42,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:42,229 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:42,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:42,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:42,363 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:42,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:42,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:42,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:42,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:42,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:42,636 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:42,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:42,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:42,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:42,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:42,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:42,905 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:42,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:42,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,169 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,305 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,441 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,447 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,582 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,854 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,983 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:43,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:43,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:44,120 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:44,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:44,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:44,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:44,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:44,402 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:44,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:44,531 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:44,537 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:44,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:44,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:44,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:44,806 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:44,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:44,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,074 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:45,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:45,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:45,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:45,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:45,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:45,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,484 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:45,490 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:45,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,620 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:45,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:45,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:45,799 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:45,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:45,945 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:45,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:46,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:46,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:46,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,345 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:46,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:46,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:46,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,480 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:46,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:46,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,614 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:46,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:46,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:46,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:46,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,028 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:47,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:47,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:47,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:47,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:47,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:47,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:47,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,575 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:47,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:47,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:47,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:47,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:47,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,004 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,010 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,142 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,281 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,288 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,703 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:48,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:49,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:49,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:49,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:49,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:49,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,495 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:49,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:49,503 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:49,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:49,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,636 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:49,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:49,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:49,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:49,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:49,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:49,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:49,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,908 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:49,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,044 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:50,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,181 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:50,187 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:50,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:50,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:50,322 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:50,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:50,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:50,612 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:50,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:50,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,879 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:50,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,022 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,150 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,156 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,560 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,698 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:51,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,113 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:52,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,248 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:52,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:52,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,384 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:52,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:52,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,521 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:52,527 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:52,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:52,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,657 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:52,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:52,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,794 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:52,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,935 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:52,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:52,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,073 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:53,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:53,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,209 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:53,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:53,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:53,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,346 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:53,352 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:53,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:53,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:53,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:53,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,753 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:53,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:53,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,892 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:53,898 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:53,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:53,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,034 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,174 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,180 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,452 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,719 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:54,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:55,145 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:55,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:55,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:55,282 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:55,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,412 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:55,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:55,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:55,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:55,689 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:55,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:55,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:55,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:55,959 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:55,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:55,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:56,091 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:56,097 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:56,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:56,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:56,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:56,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:56,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:56,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:56,637 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:56,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:56,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:56,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:56,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:56,908 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:56,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:57,052 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:57,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:57,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:57,332 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:57,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:57,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,466 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:57,472 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:57,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:57,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,602 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:57,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:57,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,738 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:57,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:57,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,877 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:57,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:57,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,019 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,025 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,165 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,586 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,716 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,722 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,852 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:58,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,987 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:58,993 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:58,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:58,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,127 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:59,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:59,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:59,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:59,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:59,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:59,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:59,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:59,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:59,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:59,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:59,829 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:59,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:59,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:15:59,967 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:15:59,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:15:59,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:00,106 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:00,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:00,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:00,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,376 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:00,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:00,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:00,520 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:00,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:00,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:00,659 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:00,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:00,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:00,800 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:00,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:00,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:00,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,930 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:00,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:00,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:01,071 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:01,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:01,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,205 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:01,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:01,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:01,347 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:01,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:01,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,479 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:01,485 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:01,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:01,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:01,621 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:01,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:01,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,753 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:01,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,890 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:01,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:01,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,032 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,038 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,168 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,450 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,578 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,585 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,854 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:02,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:03,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:03,279 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:03,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:03,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,408 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:03,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,545 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:03,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,682 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:03,688 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:03,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:03,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,817 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:03,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:03,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:03,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,955 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:03,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:04,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:04,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:04,375 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:04,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:04,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,508 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:04,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:04,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,784 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:04,790 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:04,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:04,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:04,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:04,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:05,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:05,204 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:05,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:05,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,341 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:05,347 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:05,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,477 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:05,483 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:05,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:05,618 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:05,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:05,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:05,757 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:05,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,887 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:05,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,025 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:06,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:06,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,162 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:06,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:06,168 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:06,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,300 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:06,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:06,307 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:06,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:06,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,438 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:06,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:06,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:06,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:06,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,750 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:06,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:06,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:06,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:06,916 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:06,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:06,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,082 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:07,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:07,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:07,258 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:07,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:07,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:07,401 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:07,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,533 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:07,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,672 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:07,678 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:07,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:07,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:07,821 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:07,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:07,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:07,960 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:07,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:07,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:08,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:08,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,229 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:08,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,364 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:08,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:08,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,503 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:08,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:08,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:08,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:08,647 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:08,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:08,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,779 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:08,785 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:08,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:08,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:08,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:08,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:08,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:08,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:09,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,199 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:09,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:09,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:09,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:09,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:09,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:09,616 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:09,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:09,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,749 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:09,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:09,894 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:09,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:09,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,035 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:10,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:10,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:10,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:10,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,176 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:10,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:10,183 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:10,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:10,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:10,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:10,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,594 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:10,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:10,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:10,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:10,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:10,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:10,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,017 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,150 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,293 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,300 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,430 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,576 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,709 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,855 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:11,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:11,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:12,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,268 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:12,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:12,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:12,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:12,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,547 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:12,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:12,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:12,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:12,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,821 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:12,827 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:12,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,959 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:12,965 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:12,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:12,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:13,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:13,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:13,105 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:13,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:13,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:13,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:13,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,240 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:13,246 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:13,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:13,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:13,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,381 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:13,387 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:13,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:13,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:13,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,524 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:13,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:13,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:13,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:13,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,659 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:13,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:13,665 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:13,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:13,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:13,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:13,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,798 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:13,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:13,804 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:13,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:13,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:13,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:13,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,933 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:13,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:14,072 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:14,078 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:14,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:14,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:14,216 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:14,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:14,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:14,348 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:14,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:14,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:14,487 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:14,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:14,635 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:14,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:14,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:14,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:14,907 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:14,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:14,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,039 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:15,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:15,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,178 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:15,184 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:15,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:15,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:15,322 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:15,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:15,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:15,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:15,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,592 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:15,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,733 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:15,739 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:15,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,876 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:15,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:15,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:15,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,013 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,290 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,296 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,435 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,567 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,705 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,987 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:16,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:17,135 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:17,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:17,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:17,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:17,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:17,410 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:17,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:17,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,540 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:17,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:17,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:17,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:17,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:17,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:17,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,955 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:17,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:17,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:18,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:18,107 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:18,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:18,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,237 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:18,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:18,243 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:18,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:18,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:18,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:18,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:18,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:18,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,653 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:18,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:18,659 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:18,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:18,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:18,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:18,799 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:18,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:18,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,935 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:18,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:18,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,079 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:19,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:19,085 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:19,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:19,233 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:19,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:19,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,365 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:19,371 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:19,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:19,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:19,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,641 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:19,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:19,648 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:19,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:19,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,778 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:19,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:19,784 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:19,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:19,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:19,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:19,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:20,062 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:20,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:20,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:20,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:20,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,337 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:20,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,479 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:20,485 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:20,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:20,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:20,624 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:20,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:20,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:20,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:20,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:21,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:21,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:21,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,179 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:21,185 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:21,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:21,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:21,332 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:21,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:21,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,471 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:21,477 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:21,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,616 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:21,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:21,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,752 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:21,758 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:21,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,892 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:21,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:22,035 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:22,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,170 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:22,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,308 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:22,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,448 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:22,454 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:22,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:22,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:22,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:22,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:22,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,872 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:22,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:22,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,007 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,013 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,148 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,154 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,292 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,426 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,432 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,710 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,857 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:23,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:23,993 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:23,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,126 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:24,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:24,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:24,271 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:24,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:24,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:24,410 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:24,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:24,593 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:24,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,744 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:24,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:24,904 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:24,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:24,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:25,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:25,044 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:25,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:25,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:25,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:25,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,457 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:25,463 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:25,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,597 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:25,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:25,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,751 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:25,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:25,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:25,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:25,907 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:25,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:25,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:26,044 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:26,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:26,186 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:26,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:26,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,321 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:26,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:26,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:26,465 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:26,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,598 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:26,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:26,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:26,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,875 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:26,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,013 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:27,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,156 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:27,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,297 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:27,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:27,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:27,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:27,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:27,732 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:27,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:27,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,866 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:27,872 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:27,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:27,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,142 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,281 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,287 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,569 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,705 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:28,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:28,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,123 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:29,129 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:29,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:29,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:29,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:29,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,400 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:29,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,542 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:29,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:29,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:29,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:29,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,965 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:29,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:29,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:29,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:30,113 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:30,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:30,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,394 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:30,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:30,542 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:30,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:30,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:30,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,819 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:30,825 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:30,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:30,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:30,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:30,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:30,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,106 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:31,112 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:31,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:31,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:31,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:31,390 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:31,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:31,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:31,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:31,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,664 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:31,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:31,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:31,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:31,953 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:31,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:31,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:32,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,093 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:32,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:32,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:32,242 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:32,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:32,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:32,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:32,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:32,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,519 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:32,526 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:32,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:32,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,664 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:32,670 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:32,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:32,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,811 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:32,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:32,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:32,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,953 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:32,959 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:32,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:32,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:33,104 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:33,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:33,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:33,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,392 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:33,398 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:33,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:33,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,536 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:33,543 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:33,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,676 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:33,682 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:33,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:33,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,817 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:33,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:33,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:33,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:33,964 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:33,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,097 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:34,103 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:34,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:34,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:34,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:34,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:34,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:34,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:34,538 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:34,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:34,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:34,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:34,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:34,969 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:34,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:34,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:35,109 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:35,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:35,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:35,252 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:35,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:35,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,388 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:35,394 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:35,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,531 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:35,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:35,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,674 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:35,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:35,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:35,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,956 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:35,962 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:35,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:35,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:36,101 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:36,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:36,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,236 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:36,243 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:36,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:36,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:36,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:36,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,516 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:36,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:36,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,658 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:36,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:36,805 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:36,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:36,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,940 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:36,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:37,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,078 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:37,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:37,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:37,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:37,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:37,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:37,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:37,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,498 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:37,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:37,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:37,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,642 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:37,648 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:37,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:37,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:37,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:37,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:37,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,933 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:37,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,072 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:38,078 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:38,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:38,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:38,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:38,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:38,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,352 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:38,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:38,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:38,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:38,495 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:38,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,631 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:38,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:38,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:38,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,059 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:39,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:39,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,199 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:39,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:39,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:39,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:39,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:39,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:39,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:39,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:39,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,627 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:39,633 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:39,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:39,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:39,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,772 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:39,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:39,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:39,919 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:39,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:39,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,057 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:40,063 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:40,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,204 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:40,210 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:40,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,344 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:40,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,484 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:40,490 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:40,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:40,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:40,779 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:40,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:40,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:40,917 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:40,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:40,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,052 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:41,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:41,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:41,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,339 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:41,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:41,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:41,485 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:41,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,617 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:41,623 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:41,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:41,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:41,764 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:41,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,899 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:41,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:42,039 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:42,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:42,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 01:16:42,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 01:16:42,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:42,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:42,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms