./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-programs/partial_mod_count_limited_3.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_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/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_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-programs/partial_mod_count_limited_3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/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_4267a17c-885c-4ab0-ae78-40089e747118/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 e98c2efe8dc7dfa25efbae5d9b3e7693444730d8a672856a92fef54f1a5fbcae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:28:22,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:28:22,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:28:22,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:28:22,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:28:22,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:28:22,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:28:22,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:28:22,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:28:22,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:28:22,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:28:22,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:28:22,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:28:22,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:28:22,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:28:22,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:28:22,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:28:22,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:28:22,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:28:22,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:28:22,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:28:22,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:28:22,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:28:22,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:28:22,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:28:22,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:28:22,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:28:22,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:28:22,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:28:22,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:28:22,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:28:22,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:28:22,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:28:22,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:28:22,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:28:22,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:28:22,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:28:22,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:28:22,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:28:22,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:28:22,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:28:22,208 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:28:22,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:28:22,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:28:22,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:28:22,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:28:22,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:28:22,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:28:22,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:28:22,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:28:22,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:28:22,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:28:22,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:28:22,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:28:22,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:28:22,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:28:22,271 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:28:22,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:28:22,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:28:22,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:28:22,271 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:28:22,272 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:28:22,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:28:22,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:22,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:28:22,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:28:22,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:28:22,273 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:28:22,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:28:22,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:28:22,274 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_4267a17c-885c-4ab0-ae78-40089e747118/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e98c2efe8dc7dfa25efbae5d9b3e7693444730d8a672856a92fef54f1a5fbcae [2021-11-23 00:28:22,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:28:22,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:28:22,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:28:22,605 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:28:22,606 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:28:22,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-programs/partial_mod_count_limited_3.c [2021-11-23 00:28:22,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/data/be4489bfb/92195569bcc24676810eca2c44fd250e/FLAG1f2acf9ec [2021-11-23 00:28:23,121 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:28:23,121 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/sv-benchmarks/c/array-programs/partial_mod_count_limited_3.c [2021-11-23 00:28:23,128 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/data/be4489bfb/92195569bcc24676810eca2c44fd250e/FLAG1f2acf9ec [2021-11-23 00:28:23,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/data/be4489bfb/92195569bcc24676810eca2c44fd250e [2021-11-23 00:28:23,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:28:23,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:28:23,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:23,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:28:23,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:28:23,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53bf8f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23, skipping insertion in model container [2021-11-23 00:28:23,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:28:23,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:28:23,713 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_4267a17c-885c-4ab0-ae78-40089e747118/sv-benchmarks/c/array-programs/partial_mod_count_limited_3.c[331,344] [2021-11-23 00:28:23,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:23,741 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:28:23,754 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_4267a17c-885c-4ab0-ae78-40089e747118/sv-benchmarks/c/array-programs/partial_mod_count_limited_3.c[331,344] [2021-11-23 00:28:23,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:23,776 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:28:23,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23 WrapperNode [2021-11-23 00:28:23,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:23,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:23,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:28:23,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:28:23,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,818 INFO L137 Inliner]: procedures = 15, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2021-11-23 00:28:23,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:23,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:28:23,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:28:23,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:28:23,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:28:23,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:28:23,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:28:23,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:28:23,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:23" (1/1) ... [2021-11-23 00:28:23,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:23,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:28:23,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:28:23,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4267a17c-885c-4ab0-ae78-40089e747118/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:28:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:28:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:28:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:28:23,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:28:23,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:28:23,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:28:23,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:28:23,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:28:24,035 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:28:24,037 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:28:24,182 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:28:24,240 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:28:24,241 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:28:24,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:24 BoogieIcfgContainer [2021-11-23 00:28:24,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:28:24,244 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:28:24,245 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:28:24,265 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:28:24,266 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:24" (1/1) ... [2021-11-23 00:28:24,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:28:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2021-11-23 00:28:24,332 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2021-11-23 00:28:24,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:28:24,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:28:24,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:24,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-11-23 00:28:24,650 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-23 00:28:24,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:28:24,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:28:24,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:24,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2021-11-23 00:28:24,890 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-11-23 00:28:24,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:28:24,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:24,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:25,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2021-11-23 00:28:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2021-11-23 00:28:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:28:25,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:28:25,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:25,235 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:25,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2021-11-23 00:28:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2021-11-23 00:28:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:28:25,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:28:25,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:25,460 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2021-11-23 00:28:25,548 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2021-11-23 00:28:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:28:25,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:28:25,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:25,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 00:28:25,766 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 00:28:25,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:28:25,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:28:25,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2021-11-23 00:28:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-11-23 00:28:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:28:25,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:28:26,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:26,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2021-11-23 00:28:26,220 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2021-11-23 00:28:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:28:26,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:28:26,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:26,350 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2021-11-23 00:28:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-23 00:28:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:28:26,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:28:26,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2021-11-23 00:28:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2021-11-23 00:28:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:28:26,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:28:26,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:26,843 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:26,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2021-11-23 00:28:26,950 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2021-11-23 00:28:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:28:26,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 00:28:26,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2021-11-23 00:28:27,202 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2021-11-23 00:28:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:28:27,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 00:28:27,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:27,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2021-11-23 00:28:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2021-11-23 00:28:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:27,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 00:28:27,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:27,657 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 00:28:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-11-23 00:28:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-11-23 00:28:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:28:27,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 00:28:27,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2021-11-23 00:28:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2021-11-23 00:28:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:28:28,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:28,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:28,345 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:28,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2021-11-23 00:28:28,472 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2021-11-23 00:28:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:28:28,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 00:28:28,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:28,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2021-11-23 00:28:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2021-11-23 00:28:28,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:28:28,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 00:28:28,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:29,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2021-11-23 00:28:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2021-11-23 00:28:29,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:29,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:29,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:29,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-23 00:28:29,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:29,380 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:29,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2021-11-23 00:28:29,517 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2021-11-23 00:28:29,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:28:29,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:29,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:29,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-23 00:28:29,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:29,772 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2021-11-23 00:28:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2021-11-23 00:28:29,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:28:29,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:29,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:29,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 00:28:30,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2021-11-23 00:28:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2021-11-23 00:28:30,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:30,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:30,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 00:28:30,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:30,580 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:30,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2021-11-23 00:28:30,730 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2021-11-23 00:28:30,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:28:30,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:30,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 00:28:30,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:31,014 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:31,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:31,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2021-11-23 00:28:31,168 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2021-11-23 00:28:31,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:28:31,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:31,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-23 00:28:31,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:31,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:31,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2021-11-23 00:28:31,608 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2021-11-23 00:28:31,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:28:31,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:31,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 00:28:31,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:31,890 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:32,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2021-11-23 00:28:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2021-11-23 00:28:32,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:32,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-23 00:28:32,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:32,329 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2021-11-23 00:28:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2021-11-23 00:28:32,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:28:32,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 00:28:32,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:32,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2021-11-23 00:28:32,921 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2021-11-23 00:28:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:28:32,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 00:28:33,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:33,228 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:33,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2021-11-23 00:28:33,384 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2021-11-23 00:28:33,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:28:33,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 00:28:33,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2021-11-23 00:28:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2021-11-23 00:28:33,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:28:33,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 00:28:33,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2021-11-23 00:28:34,348 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2021-11-23 00:28:34,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:28:34,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-23 00:28:34,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:34,672 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2021-11-23 00:28:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2021-11-23 00:28:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:28:34,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 00:28:34,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:35,222 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 40 states and 42 transitions. [2021-11-23 00:28:35,438 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2021-11-23 00:28:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:28:35,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:35,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 00:28:35,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:35,741 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2021-11-23 00:28:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2021-11-23 00:28:35,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:28:35,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 00:28:36,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2021-11-23 00:28:36,487 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2021-11-23 00:28:36,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:28:36,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-23 00:28:36,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:36,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2021-11-23 00:28:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2021-11-23 00:28:36,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:28:36,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-23 00:28:37,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2021-11-23 00:28:37,509 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2021-11-23 00:28:37,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:37,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-23 00:28:37,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:38,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:38,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2021-11-23 00:28:38,078 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2021-11-23 00:28:38,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:28:38,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:38,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 00:28:38,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:38,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2021-11-23 00:28:38,599 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2021-11-23 00:28:38,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:28:38,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:38,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-23 00:28:38,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:39,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2021-11-23 00:28:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2021-11-23 00:28:39,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:28:39,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:39,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:39,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-23 00:28:39,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:39,495 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 48 states and 50 transitions. [2021-11-23 00:28:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2021-11-23 00:28:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:28:39,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:39,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:39,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-23 00:28:39,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:40,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:40,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2021-11-23 00:28:40,317 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2021-11-23 00:28:40,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:40,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:40,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:40,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-23 00:28:40,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:40,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2021-11-23 00:28:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2021-11-23 00:28:40,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:40,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:40,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-23 00:28:41,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:41,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:41,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 51 states and 53 transitions. [2021-11-23 00:28:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2021-11-23 00:28:41,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:41,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:41,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-23 00:28:41,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 52 states and 54 transitions. [2021-11-23 00:28:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2021-11-23 00:28:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:42,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:42,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-23 00:28:42,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2021-11-23 00:28:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2021-11-23 00:28:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:42,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:43,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-23 00:28:43,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:43,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 54 states and 56 transitions. [2021-11-23 00:28:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2021-11-23 00:28:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:28:43,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:43,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:43,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-23 00:28:43,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:44,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2021-11-23 00:28:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2021-11-23 00:28:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:28:44,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:44,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:44,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-23 00:28:44,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:45,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2021-11-23 00:28:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2021-11-23 00:28:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:28:45,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-23 00:28:45,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:45,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2021-11-23 00:28:45,781 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2021-11-23 00:28:45,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:28:45,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-23 00:28:45,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:46,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2021-11-23 00:28:46,393 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2021-11-23 00:28:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:28:46,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:46,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-23 00:28:46,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:47,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2021-11-23 00:28:47,127 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2021-11-23 00:28:47,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:28:47,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:47,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-23 00:28:47,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 60 states and 62 transitions. [2021-11-23 00:28:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 62 transitions. [2021-11-23 00:28:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:28:47,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:47,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 55 conjunts are in the unsatisfiable core [2021-11-23 00:28:47,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2021-11-23 00:28:48,470 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2021-11-23 00:28:48,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:28:48,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-23 00:28:48,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:48,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:49,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2021-11-23 00:28:49,217 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2021-11-23 00:28:49,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:28:49,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-23 00:28:49,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 63 states and 65 transitions. [2021-11-23 00:28:50,088 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2021-11-23 00:28:50,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:28:50,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 58 conjunts are in the unsatisfiable core [2021-11-23 00:28:50,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 64 states and 66 transitions. [2021-11-23 00:28:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 66 transitions. [2021-11-23 00:28:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:28:50,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-23 00:28:50,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:51,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2021-11-23 00:28:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2021-11-23 00:28:51,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:28:51,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:51,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-23 00:28:51,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:52,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 66 states and 68 transitions. [2021-11-23 00:28:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 68 transitions. [2021-11-23 00:28:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:28:52,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 61 conjunts are in the unsatisfiable core [2021-11-23 00:28:52,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:53,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 67 states and 69 transitions. [2021-11-23 00:28:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 69 transitions. [2021-11-23 00:28:53,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:28:53,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:53,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:53,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 62 conjunts are in the unsatisfiable core [2021-11-23 00:28:53,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:54,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2021-11-23 00:28:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2021-11-23 00:28:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:28:54,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:54,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:54,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 63 conjunts are in the unsatisfiable core [2021-11-23 00:28:54,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:54,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:54,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 69 states and 71 transitions. [2021-11-23 00:28:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 71 transitions. [2021-11-23 00:28:54,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:28:54,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:54,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:54,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-23 00:28:54,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:55,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 70 states and 72 transitions. [2021-11-23 00:28:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 72 transitions. [2021-11-23 00:28:55,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:28:55,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:55,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:55,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 65 conjunts are in the unsatisfiable core [2021-11-23 00:28:55,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:56,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:56,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2021-11-23 00:28:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2021-11-23 00:28:56,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:28:56,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:56,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:56,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-23 00:28:56,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 72 states and 74 transitions. [2021-11-23 00:28:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2021-11-23 00:28:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:28:57,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-23 00:28:57,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:58,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2021-11-23 00:28:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2021-11-23 00:28:58,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:28:58,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:58,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:58,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-23 00:28:58,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:59,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:59,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:59,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2021-11-23 00:28:59,437 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2021-11-23 00:28:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:28:59,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:59,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:59,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-23 00:28:59,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:00,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 75 states and 77 transitions. [2021-11-23 00:29:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-11-23 00:29:00,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:29:00,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-23 00:29:00,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:01,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:01,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 76 states and 78 transitions. [2021-11-23 00:29:01,437 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 78 transitions. [2021-11-23 00:29:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:29:01,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:01,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:01,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-23 00:29:01,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 77 states and 79 transitions. [2021-11-23 00:29:02,422 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions. [2021-11-23 00:29:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:29:02,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:02,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:02,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-23 00:29:02,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 78 states and 80 transitions. [2021-11-23 00:29:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 80 transitions. [2021-11-23 00:29:03,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:29:03,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:03,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:03,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-23 00:29:03,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:03,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 79 states and 81 transitions. [2021-11-23 00:29:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 81 transitions. [2021-11-23 00:29:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:29:04,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:04,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:04,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-23 00:29:04,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:05,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 80 states and 82 transitions. [2021-11-23 00:29:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 82 transitions. [2021-11-23 00:29:05,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:29:05,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:05,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:05,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-23 00:29:05,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:06,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:06,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 81 states and 83 transitions. [2021-11-23 00:29:06,151 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 83 transitions. [2021-11-23 00:29:06,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:29:06,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:06,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:06,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 76 conjunts are in the unsatisfiable core [2021-11-23 00:29:06,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:07,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:07,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 82 states and 84 transitions. [2021-11-23 00:29:07,192 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 84 transitions. [2021-11-23 00:29:07,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:29:07,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:07,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:07,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 77 conjunts are in the unsatisfiable core [2021-11-23 00:29:07,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:08,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 83 states and 85 transitions. [2021-11-23 00:29:08,144 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2021-11-23 00:29:08,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:29:08,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 78 conjunts are in the unsatisfiable core [2021-11-23 00:29:08,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:09,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 84 states and 86 transitions. [2021-11-23 00:29:09,259 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 86 transitions. [2021-11-23 00:29:09,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:29:09,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:09,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:09,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 79 conjunts are in the unsatisfiable core [2021-11-23 00:29:09,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:10,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 85 states and 87 transitions. [2021-11-23 00:29:10,271 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 87 transitions. [2021-11-23 00:29:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:29:10,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:10,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:10,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 80 conjunts are in the unsatisfiable core [2021-11-23 00:29:10,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 86 states and 88 transitions. [2021-11-23 00:29:11,327 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 88 transitions. [2021-11-23 00:29:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:29:11,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 81 conjunts are in the unsatisfiable core [2021-11-23 00:29:11,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:12,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:12,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 87 states and 89 transitions. [2021-11-23 00:29:12,341 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 89 transitions. [2021-11-23 00:29:12,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:29:12,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:12,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:12,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-23 00:29:12,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:13,020 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:13,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:13,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 88 states and 90 transitions. [2021-11-23 00:29:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 90 transitions. [2021-11-23 00:29:13,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:29:13,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:13,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:13,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 83 conjunts are in the unsatisfiable core [2021-11-23 00:29:13,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:14,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 89 states and 91 transitions. [2021-11-23 00:29:14,508 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 91 transitions. [2021-11-23 00:29:14,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:29:14,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:14,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:14,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 84 conjunts are in the unsatisfiable core [2021-11-23 00:29:14,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 90 states and 92 transitions. [2021-11-23 00:29:15,557 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 92 transitions. [2021-11-23 00:29:15,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:29:15,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 85 conjunts are in the unsatisfiable core [2021-11-23 00:29:15,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:16,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:16,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 91 states and 93 transitions. [2021-11-23 00:29:16,700 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 93 transitions. [2021-11-23 00:29:16,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:29:16,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:16,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:16,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 86 conjunts are in the unsatisfiable core [2021-11-23 00:29:16,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:17,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 92 states and 94 transitions. [2021-11-23 00:29:17,790 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 94 transitions. [2021-11-23 00:29:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:29:17,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:17,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:17,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 87 conjunts are in the unsatisfiable core [2021-11-23 00:29:17,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:18,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 93 states and 95 transitions. [2021-11-23 00:29:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 95 transitions. [2021-11-23 00:29:18,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:29:18,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:19,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-23 00:29:19,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:20,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 94 states and 96 transitions. [2021-11-23 00:29:20,101 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 96 transitions. [2021-11-23 00:29:20,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:29:20,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:20,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:20,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 89 conjunts are in the unsatisfiable core [2021-11-23 00:29:20,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:20,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 95 states and 97 transitions. [2021-11-23 00:29:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2021-11-23 00:29:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:29:21,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:21,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 90 conjunts are in the unsatisfiable core [2021-11-23 00:29:21,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 96 states and 98 transitions. [2021-11-23 00:29:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 98 transitions. [2021-11-23 00:29:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:29:22,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:22,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:22,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 91 conjunts are in the unsatisfiable core [2021-11-23 00:29:22,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:23,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2021-11-23 00:29:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2021-11-23 00:29:23,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:29:23,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:23,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:23,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 92 conjunts are in the unsatisfiable core [2021-11-23 00:29:23,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:24,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 98 states and 100 transitions. [2021-11-23 00:29:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 100 transitions. [2021-11-23 00:29:24,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:29:24,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:24,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:25,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-23 00:29:25,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:26,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:26,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2021-11-23 00:29:26,150 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2021-11-23 00:29:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:29:26,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:26,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:26,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 94 conjunts are in the unsatisfiable core [2021-11-23 00:29:26,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:27,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 100 states and 102 transitions. [2021-11-23 00:29:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 102 transitions. [2021-11-23 00:29:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:29:27,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 95 conjunts are in the unsatisfiable core [2021-11-23 00:29:27,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:28,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:28,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 101 states and 103 transitions. [2021-11-23 00:29:28,547 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 103 transitions. [2021-11-23 00:29:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:29:28,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:28,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:28,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 96 conjunts are in the unsatisfiable core [2021-11-23 00:29:28,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:29,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:29,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 102 states and 104 transitions. [2021-11-23 00:29:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 104 transitions. [2021-11-23 00:29:29,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:29:29,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:29,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:29,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 97 conjunts are in the unsatisfiable core [2021-11-23 00:29:29,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:30,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 103 states and 105 transitions. [2021-11-23 00:29:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 105 transitions. [2021-11-23 00:29:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:29:30,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:30,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:31,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 98 conjunts are in the unsatisfiable core [2021-11-23 00:29:31,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:32,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:32,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 104 states and 106 transitions. [2021-11-23 00:29:32,372 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 106 transitions. [2021-11-23 00:29:32,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:29:32,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:32,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:32,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 99 conjunts are in the unsatisfiable core [2021-11-23 00:29:32,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:33,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:33,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 105 states and 107 transitions. [2021-11-23 00:29:33,612 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 107 transitions. [2021-11-23 00:29:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:29:33,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:33,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:33,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 100 conjunts are in the unsatisfiable core [2021-11-23 00:29:33,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:34,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 106 states and 108 transitions. [2021-11-23 00:29:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 108 transitions. [2021-11-23 00:29:34,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:29:34,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:34,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:35,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-23 00:29:35,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 107 states and 109 transitions. [2021-11-23 00:29:36,220 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 109 transitions. [2021-11-23 00:29:36,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:29:36,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 102 conjunts are in the unsatisfiable core [2021-11-23 00:29:36,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:37,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 108 states and 110 transitions. [2021-11-23 00:29:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 110 transitions. [2021-11-23 00:29:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:29:37,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 103 conjunts are in the unsatisfiable core [2021-11-23 00:29:37,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:38,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 109 states and 111 transitions. [2021-11-23 00:29:38,924 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 111 transitions. [2021-11-23 00:29:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:29:38,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 104 conjunts are in the unsatisfiable core [2021-11-23 00:29:39,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 110 states and 112 transitions. [2021-11-23 00:29:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 112 transitions. [2021-11-23 00:29:40,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:29:40,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 105 conjunts are in the unsatisfiable core [2021-11-23 00:29:40,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:41,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 111 states and 113 transitions. [2021-11-23 00:29:41,693 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 113 transitions. [2021-11-23 00:29:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:29:41,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:41,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 106 conjunts are in the unsatisfiable core [2021-11-23 00:29:41,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:42,628 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 112 states and 114 transitions. [2021-11-23 00:29:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 114 transitions. [2021-11-23 00:29:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:29:43,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:43,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:43,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 107 conjunts are in the unsatisfiable core [2021-11-23 00:29:43,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:44,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 113 states and 115 transitions. [2021-11-23 00:29:44,637 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 115 transitions. [2021-11-23 00:29:44,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:29:44,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:44,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:44,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 108 conjunts are in the unsatisfiable core [2021-11-23 00:29:44,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 114 states and 116 transitions. [2021-11-23 00:29:46,013 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 116 transitions. [2021-11-23 00:29:46,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:29:46,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:46,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 109 conjunts are in the unsatisfiable core [2021-11-23 00:29:46,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:46,921 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:47,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 115 states and 117 transitions. [2021-11-23 00:29:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2021-11-23 00:29:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:29:47,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:47,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:47,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 110 conjunts are in the unsatisfiable core [2021-11-23 00:29:47,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:48,357 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 116 states and 118 transitions. [2021-11-23 00:29:48,951 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 118 transitions. [2021-11-23 00:29:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:29:48,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:48,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 111 conjunts are in the unsatisfiable core [2021-11-23 00:29:49,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 117 states and 119 transitions. [2021-11-23 00:29:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 119 transitions. [2021-11-23 00:29:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:29:50,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:50,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:50,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 112 conjunts are in the unsatisfiable core [2021-11-23 00:29:50,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:51,363 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:51,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:51,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 118 states and 120 transitions. [2021-11-23 00:29:51,896 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 120 transitions. [2021-11-23 00:29:51,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:29:51,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:51,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:52,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 113 conjunts are in the unsatisfiable core [2021-11-23 00:29:52,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:52,788 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 119 states and 121 transitions. [2021-11-23 00:29:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 121 transitions. [2021-11-23 00:29:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:29:53,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:53,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:53,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 114 conjunts are in the unsatisfiable core [2021-11-23 00:29:53,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:54,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 120 states and 122 transitions. [2021-11-23 00:29:54,839 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 122 transitions. [2021-11-23 00:29:54,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:29:54,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:54,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:55,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 115 conjunts are in the unsatisfiable core [2021-11-23 00:29:55,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 121 states and 123 transitions. [2021-11-23 00:29:56,374 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 123 transitions. [2021-11-23 00:29:56,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:29:56,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 116 conjunts are in the unsatisfiable core [2021-11-23 00:29:56,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:57,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 122 states and 124 transitions. [2021-11-23 00:29:57,889 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 124 transitions. [2021-11-23 00:29:57,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:29:57,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:57,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:58,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 632 conjuncts, 117 conjunts are in the unsatisfiable core [2021-11-23 00:29:58,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:59,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 123 states and 125 transitions. [2021-11-23 00:29:59,423 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 125 transitions. [2021-11-23 00:29:59,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:29:59,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 118 conjunts are in the unsatisfiable core [2021-11-23 00:29:59,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:00,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:00,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 124 states and 126 transitions. [2021-11-23 00:30:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 126 transitions. [2021-11-23 00:30:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:30:00,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:00,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 119 conjunts are in the unsatisfiable core [2021-11-23 00:30:01,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:02,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 125 states and 127 transitions. [2021-11-23 00:30:02,597 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 127 transitions. [2021-11-23 00:30:02,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:30:02,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:02,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:02,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 120 conjunts are in the unsatisfiable core [2021-11-23 00:30:02,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:03,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 126 states and 128 transitions. [2021-11-23 00:30:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 128 transitions. [2021-11-23 00:30:04,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:30:04,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:04,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:04,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 121 conjunts are in the unsatisfiable core [2021-11-23 00:30:04,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:05,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 127 states and 129 transitions. [2021-11-23 00:30:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 129 transitions. [2021-11-23 00:30:05,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:30:05,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:05,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:06,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 122 conjunts are in the unsatisfiable core [2021-11-23 00:30:06,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:06,914 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:07,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 128 states and 130 transitions. [2021-11-23 00:30:07,504 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 130 transitions. [2021-11-23 00:30:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:30:07,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:07,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:07,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 123 conjunts are in the unsatisfiable core [2021-11-23 00:30:07,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:08,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:09,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 129 states and 131 transitions. [2021-11-23 00:30:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 131 transitions. [2021-11-23 00:30:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:30:09,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:09,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:09,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 124 conjunts are in the unsatisfiable core [2021-11-23 00:30:09,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:10,162 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 130 states and 132 transitions. [2021-11-23 00:30:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 132 transitions. [2021-11-23 00:30:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:30:10,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:10,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:11,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 125 conjunts are in the unsatisfiable core [2021-11-23 00:30:11,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 131 states and 133 transitions. [2021-11-23 00:30:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 133 transitions. [2021-11-23 00:30:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:30:12,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:12,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:12,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 126 conjunts are in the unsatisfiable core [2021-11-23 00:30:12,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:13,464 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:14,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 132 states and 134 transitions. [2021-11-23 00:30:14,132 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 134 transitions. [2021-11-23 00:30:14,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:30:14,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:14,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:14,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 127 conjunts are in the unsatisfiable core [2021-11-23 00:30:14,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:15,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 133 states and 135 transitions. [2021-11-23 00:30:15,802 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 135 transitions. [2021-11-23 00:30:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:30:15,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:15,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:16,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 128 conjunts are in the unsatisfiable core [2021-11-23 00:30:16,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:16,888 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 134 states and 136 transitions. [2021-11-23 00:30:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 136 transitions. [2021-11-23 00:30:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:30:17,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:17,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:17,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 129 conjunts are in the unsatisfiable core [2021-11-23 00:30:17,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 135 states and 137 transitions. [2021-11-23 00:30:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 137 transitions. [2021-11-23 00:30:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:30:19,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:19,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:19,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 130 conjunts are in the unsatisfiable core [2021-11-23 00:30:19,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 136 states and 138 transitions. [2021-11-23 00:30:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 138 transitions. [2021-11-23 00:30:21,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:30:21,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:21,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:21,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 131 conjunts are in the unsatisfiable core [2021-11-23 00:30:21,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 137 states and 139 transitions. [2021-11-23 00:30:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 139 transitions. [2021-11-23 00:30:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:30:22,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:22,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:23,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 132 conjunts are in the unsatisfiable core [2021-11-23 00:30:23,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:24,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:24,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 138 states and 140 transitions. [2021-11-23 00:30:24,659 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2021-11-23 00:30:24,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:30:24,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:24,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:24,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 133 conjunts are in the unsatisfiable core [2021-11-23 00:30:24,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:25,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:26,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 139 states and 141 transitions. [2021-11-23 00:30:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 141 transitions. [2021-11-23 00:30:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:30:26,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:26,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:26,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 134 conjunts are in the unsatisfiable core [2021-11-23 00:30:26,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:27,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:28,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 140 states and 142 transitions. [2021-11-23 00:30:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 142 transitions. [2021-11-23 00:30:28,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:30:28,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:28,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:28,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 135 conjunts are in the unsatisfiable core [2021-11-23 00:30:28,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:29,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 141 states and 143 transitions. [2021-11-23 00:30:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 143 transitions. [2021-11-23 00:30:30,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:30:30,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:30,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:30,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 136 conjunts are in the unsatisfiable core [2021-11-23 00:30:30,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:31,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:31,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 142 states and 144 transitions. [2021-11-23 00:30:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 144 transitions. [2021-11-23 00:30:31,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:30:31,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:31,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:32,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 137 conjunts are in the unsatisfiable core [2021-11-23 00:30:32,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:33,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 143 states and 145 transitions. [2021-11-23 00:30:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 145 transitions. [2021-11-23 00:30:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:30:33,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:33,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:34,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 138 conjunts are in the unsatisfiable core [2021-11-23 00:30:34,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 144 states and 146 transitions. [2021-11-23 00:30:35,663 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 146 transitions. [2021-11-23 00:30:35,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-23 00:30:35,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:35,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:35,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 139 conjunts are in the unsatisfiable core [2021-11-23 00:30:35,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:37,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 145 states and 147 transitions. [2021-11-23 00:30:37,541 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 147 transitions. [2021-11-23 00:30:37,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:30:37,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:37,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:37,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 140 conjunts are in the unsatisfiable core [2021-11-23 00:30:37,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:39,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 146 states and 148 transitions. [2021-11-23 00:30:39,480 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 148 transitions. [2021-11-23 00:30:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 00:30:39,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:39,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:39,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 141 conjunts are in the unsatisfiable core [2021-11-23 00:30:39,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 147 states and 149 transitions. [2021-11-23 00:30:41,438 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 149 transitions. [2021-11-23 00:30:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:30:41,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:41,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:41,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 142 conjunts are in the unsatisfiable core [2021-11-23 00:30:41,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:42,639 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:43,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:43,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 148 states and 150 transitions. [2021-11-23 00:30:43,350 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 150 transitions. [2021-11-23 00:30:43,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:30:43,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:43,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:43,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 143 conjunts are in the unsatisfiable core [2021-11-23 00:30:43,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:45,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 149 states and 151 transitions. [2021-11-23 00:30:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 151 transitions. [2021-11-23 00:30:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:30:45,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:45,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:45,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 144 conjunts are in the unsatisfiable core [2021-11-23 00:30:45,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 150 states and 152 transitions. [2021-11-23 00:30:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 152 transitions. [2021-11-23 00:30:47,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:30:47,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:47,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:47,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 145 conjunts are in the unsatisfiable core [2021-11-23 00:30:47,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:49,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 151 states and 153 transitions. [2021-11-23 00:30:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 153 transitions. [2021-11-23 00:30:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:30:49,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:49,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:49,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 146 conjunts are in the unsatisfiable core [2021-11-23 00:30:49,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:51,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 152 states and 154 transitions. [2021-11-23 00:30:51,347 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 154 transitions. [2021-11-23 00:30:51,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:30:51,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:51,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:51,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 147 conjunts are in the unsatisfiable core [2021-11-23 00:30:51,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:52,700 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 153 states and 155 transitions. [2021-11-23 00:30:53,466 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 155 transitions. [2021-11-23 00:30:53,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:30:53,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:53,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:53,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 148 conjunts are in the unsatisfiable core [2021-11-23 00:30:53,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:54,709 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:55,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 154 states and 156 transitions. [2021-11-23 00:30:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 156 transitions. [2021-11-23 00:30:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:30:55,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 149 conjunts are in the unsatisfiable core [2021-11-23 00:30:55,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:57,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 155 states and 157 transitions. [2021-11-23 00:30:57,492 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 157 transitions. [2021-11-23 00:30:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:30:57,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 150 conjunts are in the unsatisfiable core [2021-11-23 00:30:57,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 156 states and 158 transitions. [2021-11-23 00:30:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 158 transitions. [2021-11-23 00:30:59,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:30:59,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:59,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:00,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 151 conjunts are in the unsatisfiable core [2021-11-23 00:31:00,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:01,021 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 157 states and 159 transitions. [2021-11-23 00:31:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 159 transitions. [2021-11-23 00:31:01,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:31:01,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:01,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:02,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 152 conjunts are in the unsatisfiable core [2021-11-23 00:31:02,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:03,124 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:03,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:03,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 158 states and 160 transitions. [2021-11-23 00:31:03,910 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 160 transitions. [2021-11-23 00:31:03,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 00:31:03,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:03,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 153 conjunts are in the unsatisfiable core [2021-11-23 00:31:04,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:05,348 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 159 states and 161 transitions. [2021-11-23 00:31:06,139 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 161 transitions. [2021-11-23 00:31:06,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:31:06,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 154 conjunts are in the unsatisfiable core [2021-11-23 00:31:06,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:07,491 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:08,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 160 states and 162 transitions. [2021-11-23 00:31:08,283 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 162 transitions. [2021-11-23 00:31:08,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:31:08,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:08,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:08,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 155 conjunts are in the unsatisfiable core [2021-11-23 00:31:08,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 161 states and 163 transitions. [2021-11-23 00:31:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 163 transitions. [2021-11-23 00:31:10,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 00:31:10,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:10,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:10,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 156 conjunts are in the unsatisfiable core [2021-11-23 00:31:10,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 162 states and 164 transitions. [2021-11-23 00:31:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 164 transitions. [2021-11-23 00:31:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:31:12,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:12,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:12,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 832 conjuncts, 157 conjunts are in the unsatisfiable core [2021-11-23 00:31:12,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:14,189 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 163 states and 165 transitions. [2021-11-23 00:31:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 165 transitions. [2021-11-23 00:31:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:31:15,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:15,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:15,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 158 conjunts are in the unsatisfiable core [2021-11-23 00:31:15,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:17,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:17,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 164 states and 166 transitions. [2021-11-23 00:31:17,154 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 166 transitions. [2021-11-23 00:31:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:31:17,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:17,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:17,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 842 conjuncts, 159 conjunts are in the unsatisfiable core [2021-11-23 00:31:17,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:19,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 165 states and 167 transitions. [2021-11-23 00:31:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 167 transitions. [2021-11-23 00:31:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:31:19,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:19,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 160 conjunts are in the unsatisfiable core [2021-11-23 00:31:19,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 166 states and 168 transitions. [2021-11-23 00:31:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 168 transitions. [2021-11-23 00:31:21,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:31:21,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 161 conjunts are in the unsatisfiable core [2021-11-23 00:31:22,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:23,137 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:23,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 167 states and 169 transitions. [2021-11-23 00:31:23,973 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 169 transitions. [2021-11-23 00:31:23,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:31:23,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 162 conjunts are in the unsatisfiable core [2021-11-23 00:31:24,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 168 states and 170 transitions. [2021-11-23 00:31:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 170 transitions. [2021-11-23 00:31:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:31:26,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:26,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 163 conjunts are in the unsatisfiable core [2021-11-23 00:31:26,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:28,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:28,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 169 states and 171 transitions. [2021-11-23 00:31:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 171 transitions. [2021-11-23 00:31:28,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:31:28,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:28,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 164 conjunts are in the unsatisfiable core [2021-11-23 00:31:28,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:30,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 170 states and 172 transitions. [2021-11-23 00:31:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 172 transitions. [2021-11-23 00:31:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 00:31:30,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 165 conjunts are in the unsatisfiable core [2021-11-23 00:31:31,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:33,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:33,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 171 states and 173 transitions. [2021-11-23 00:31:33,324 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 173 transitions. [2021-11-23 00:31:33,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:31:33,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:33,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:33,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 877 conjuncts, 166 conjunts are in the unsatisfiable core [2021-11-23 00:31:33,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:34,877 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 172 states and 174 transitions. [2021-11-23 00:31:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 174 transitions. [2021-11-23 00:31:35,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 00:31:35,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:35,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:36,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 167 conjunts are in the unsatisfiable core [2021-11-23 00:31:36,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:38,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 173 states and 175 transitions. [2021-11-23 00:31:38,287 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 175 transitions. [2021-11-23 00:31:38,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:31:38,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:38,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 887 conjuncts, 168 conjunts are in the unsatisfiable core [2021-11-23 00:31:38,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:39,751 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:40,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:40,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 174 states and 176 transitions. [2021-11-23 00:31:40,644 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 176 transitions. [2021-11-23 00:31:40,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-23 00:31:40,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:40,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:41,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 169 conjunts are in the unsatisfiable core [2021-11-23 00:31:41,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 175 states and 177 transitions. [2021-11-23 00:31:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 177 transitions. [2021-11-23 00:31:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 00:31:43,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:43,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:43,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 170 conjunts are in the unsatisfiable core [2021-11-23 00:31:43,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:44,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:45,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:45,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 176 states and 178 transitions. [2021-11-23 00:31:45,679 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 178 transitions. [2021-11-23 00:31:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-23 00:31:45,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:45,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:46,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 171 conjunts are in the unsatisfiable core [2021-11-23 00:31:46,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:47,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:48,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 177 states and 179 transitions. [2021-11-23 00:31:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 179 transitions. [2021-11-23 00:31:48,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:31:48,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:48,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:48,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 172 conjunts are in the unsatisfiable core [2021-11-23 00:31:48,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:49,634 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:50,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 178 states and 180 transitions. [2021-11-23 00:31:50,590 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 180 transitions. [2021-11-23 00:31:50,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 00:31:50,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:50,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:50,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 173 conjunts are in the unsatisfiable core [2021-11-23 00:31:50,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:52,256 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 179 states and 181 transitions. [2021-11-23 00:31:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 181 transitions. [2021-11-23 00:31:53,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 00:31:53,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 917 conjuncts, 174 conjunts are in the unsatisfiable core [2021-11-23 00:31:53,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:55,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:55,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 180 states and 182 transitions. [2021-11-23 00:31:55,701 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 182 transitions. [2021-11-23 00:31:55,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 00:31:55,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:55,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 175 conjunts are in the unsatisfiable core [2021-11-23 00:31:56,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:57,293 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:58,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:58,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 181 states and 183 transitions. [2021-11-23 00:31:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 183 transitions. [2021-11-23 00:31:58,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 00:31:58,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:58,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:58,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 176 conjunts are in the unsatisfiable core [2021-11-23 00:31:58,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:59,899 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 182 states and 184 transitions. [2021-11-23 00:32:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 184 transitions. [2021-11-23 00:32:00,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-23 00:32:00,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:00,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:01,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 932 conjuncts, 177 conjunts are in the unsatisfiable core [2021-11-23 00:32:01,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:03,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:03,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 183 states and 185 transitions. [2021-11-23 00:32:03,432 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 185 transitions. [2021-11-23 00:32:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 00:32:03,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:03,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:03,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 178 conjunts are in the unsatisfiable core [2021-11-23 00:32:03,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:06,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:06,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 184 states and 186 transitions. [2021-11-23 00:32:06,066 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 186 transitions. [2021-11-23 00:32:06,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 00:32:06,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:06,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:06,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 179 conjunts are in the unsatisfiable core [2021-11-23 00:32:06,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 185 states and 187 transitions. [2021-11-23 00:32:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 187 transitions. [2021-11-23 00:32:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 00:32:08,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:08,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:09,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 180 conjunts are in the unsatisfiable core [2021-11-23 00:32:09,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:11,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:11,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 186 states and 188 transitions. [2021-11-23 00:32:11,397 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 188 transitions. [2021-11-23 00:32:11,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-23 00:32:11,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:11,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:11,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 181 conjunts are in the unsatisfiable core [2021-11-23 00:32:11,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:14,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 187 states and 189 transitions. [2021-11-23 00:32:14,047 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 189 transitions. [2021-11-23 00:32:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 00:32:14,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:14,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:14,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 182 conjunts are in the unsatisfiable core [2021-11-23 00:32:14,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:15,794 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:16,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 188 states and 190 transitions. [2021-11-23 00:32:16,866 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 190 transitions. [2021-11-23 00:32:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:32:16,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:16,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:17,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 183 conjunts are in the unsatisfiable core [2021-11-23 00:32:17,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:18,496 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:19,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:19,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 189 states and 191 transitions. [2021-11-23 00:32:19,521 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 191 transitions. [2021-11-23 00:32:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:32:19,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:19,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:19,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 184 conjunts are in the unsatisfiable core [2021-11-23 00:32:19,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:21,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:22,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 190 states and 192 transitions. [2021-11-23 00:32:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 192 transitions. [2021-11-23 00:32:22,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-23 00:32:22,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:22,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:22,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 972 conjuncts, 185 conjunts are in the unsatisfiable core [2021-11-23 00:32:22,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:24,147 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:25,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 191 states and 193 transitions. [2021-11-23 00:32:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 193 transitions. [2021-11-23 00:32:25,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:32:25,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:25,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:25,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 186 conjunts are in the unsatisfiable core [2021-11-23 00:32:25,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:27,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:27,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 192 states and 194 transitions. [2021-11-23 00:32:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 194 transitions. [2021-11-23 00:32:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-23 00:32:27,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:27,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:28,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 187 conjunts are in the unsatisfiable core [2021-11-23 00:32:28,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:29,570 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 193 states and 195 transitions. [2021-11-23 00:32:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 195 transitions. [2021-11-23 00:32:30,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:32:30,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:30,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:31,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 188 conjunts are in the unsatisfiable core [2021-11-23 00:32:31,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 194 states and 196 transitions. [2021-11-23 00:32:33,470 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 196 transitions. [2021-11-23 00:32:33,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 00:32:33,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:33,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:33,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 189 conjunts are in the unsatisfiable core [2021-11-23 00:32:33,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:36,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:36,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 195 states and 197 transitions. [2021-11-23 00:32:36,223 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 197 transitions. [2021-11-23 00:32:36,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:32:36,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:36,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:36,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 190 conjunts are in the unsatisfiable core [2021-11-23 00:32:36,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 196 states and 198 transitions. [2021-11-23 00:32:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 198 transitions. [2021-11-23 00:32:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 00:32:39,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:39,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:39,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 191 conjunts are in the unsatisfiable core [2021-11-23 00:32:39,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 197 states and 199 transitions. [2021-11-23 00:32:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 199 transitions. [2021-11-23 00:32:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-23 00:32:42,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:42,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 192 conjunts are in the unsatisfiable core [2021-11-23 00:32:42,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 198 states and 200 transitions. [2021-11-23 00:32:44,975 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 200 transitions. [2021-11-23 00:32:44,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-23 00:32:44,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 193 conjunts are in the unsatisfiable core [2021-11-23 00:32:45,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:46,848 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 199 states and 201 transitions. [2021-11-23 00:32:48,016 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 201 transitions. [2021-11-23 00:32:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 00:32:48,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:48,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 194 conjunts are in the unsatisfiable core [2021-11-23 00:32:48,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:49,776 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:50,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 200 states and 202 transitions. [2021-11-23 00:32:50,874 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 202 transitions. [2021-11-23 00:32:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:32:50,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:51,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 195 conjunts are in the unsatisfiable core [2021-11-23 00:32:51,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 201 states and 203 transitions. [2021-11-23 00:32:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 203 transitions. [2021-11-23 00:32:53,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 00:32:53,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 196 conjunts are in the unsatisfiable core [2021-11-23 00:32:54,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:57,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 202 states and 204 transitions. [2021-11-23 00:32:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 204 transitions. [2021-11-23 00:32:57,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-23 00:32:57,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:57,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:57,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 1032 conjuncts, 197 conjunts are in the unsatisfiable core [2021-11-23 00:32:57,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:58,826 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:59,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 203 states and 205 transitions. [2021-11-23 00:32:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 205 transitions. [2021-11-23 00:32:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 00:32:59,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:59,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 1037 conjuncts, 198 conjunts are in the unsatisfiable core [2021-11-23 00:33:00,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:01,860 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:02,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 204 states and 206 transitions. [2021-11-23 00:33:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 206 transitions. [2021-11-23 00:33:02,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-23 00:33:02,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 199 conjunts are in the unsatisfiable core [2021-11-23 00:33:03,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:06,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 205 states and 207 transitions. [2021-11-23 00:33:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 207 transitions. [2021-11-23 00:33:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 00:33:06,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 1047 conjuncts, 200 conjunts are in the unsatisfiable core [2021-11-23 00:33:06,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 206 states and 208 transitions. [2021-11-23 00:33:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 208 transitions. [2021-11-23 00:33:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-23 00:33:09,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 1052 conjuncts, 201 conjunts are in the unsatisfiable core [2021-11-23 00:33:09,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:12,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 207 states and 209 transitions. [2021-11-23 00:33:12,297 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 209 transitions. [2021-11-23 00:33:12,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:33:12,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:12,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:12,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 202 conjunts are in the unsatisfiable core [2021-11-23 00:33:12,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:14,166 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:15,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:15,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 208 states and 210 transitions. [2021-11-23 00:33:15,331 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 210 transitions. [2021-11-23 00:33:15,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 00:33:15,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:15,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:15,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 203 conjunts are in the unsatisfiable core [2021-11-23 00:33:15,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:17,304 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 209 states and 211 transitions. [2021-11-23 00:33:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 211 transitions. [2021-11-23 00:33:18,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:33:18,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:18,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 204 conjunts are in the unsatisfiable core [2021-11-23 00:33:18,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:21,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:21,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 210 states and 212 transitions. [2021-11-23 00:33:21,724 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 212 transitions. [2021-11-23 00:33:21,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 00:33:21,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:21,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:22,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 1072 conjuncts, 205 conjunts are in the unsatisfiable core [2021-11-23 00:33:22,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:24,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 211 states and 213 transitions. [2021-11-23 00:33:24,875 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 213 transitions. [2021-11-23 00:33:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:33:24,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:24,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:25,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1077 conjuncts, 206 conjunts are in the unsatisfiable core [2021-11-23 00:33:25,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:28,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:28,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 212 states and 214 transitions. [2021-11-23 00:33:28,208 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 214 transitions. [2021-11-23 00:33:28,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 00:33:28,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:28,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:28,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 1082 conjuncts, 207 conjunts are in the unsatisfiable core [2021-11-23 00:33:28,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 213 states and 215 transitions. [2021-11-23 00:33:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 215 transitions. [2021-11-23 00:33:31,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 00:33:31,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:31,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:31,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 208 conjunts are in the unsatisfiable core [2021-11-23 00:33:31,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:33,396 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:34,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 214 states and 216 transitions. [2021-11-23 00:33:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 216 transitions. [2021-11-23 00:33:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:33:34,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:34,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 209 conjunts are in the unsatisfiable core [2021-11-23 00:33:35,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:37,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 215 states and 217 transitions. [2021-11-23 00:33:37,911 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 217 transitions. [2021-11-23 00:33:37,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:33:37,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:37,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:38,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 210 conjunts are in the unsatisfiable core [2021-11-23 00:33:38,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:41,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 216 states and 218 transitions. [2021-11-23 00:33:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 218 transitions. [2021-11-23 00:33:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-23 00:33:41,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:41,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:41,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 211 conjunts are in the unsatisfiable core [2021-11-23 00:33:41,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 217 states and 219 transitions. [2021-11-23 00:33:45,082 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 219 transitions. [2021-11-23 00:33:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 00:33:45,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:45,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:45,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 212 conjunts are in the unsatisfiable core [2021-11-23 00:33:45,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 218 states and 220 transitions. [2021-11-23 00:33:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 220 transitions. [2021-11-23 00:33:48,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 00:33:48,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:48,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:49,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 1112 conjuncts, 213 conjunts are in the unsatisfiable core [2021-11-23 00:33:49,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:50,779 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:52,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:52,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 219 states and 221 transitions. [2021-11-23 00:33:52,176 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 221 transitions. [2021-11-23 00:33:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 00:33:52,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:52,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:52,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 214 conjunts are in the unsatisfiable core [2021-11-23 00:33:52,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:55,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 220 states and 222 transitions. [2021-11-23 00:33:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 222 transitions. [2021-11-23 00:33:55,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-23 00:33:55,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:55,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 215 conjunts are in the unsatisfiable core [2021-11-23 00:33:56,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:58,075 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:59,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:59,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 221 states and 223 transitions. [2021-11-23 00:33:59,447 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 223 transitions. [2021-11-23 00:33:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:33:59,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:59,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 1127 conjuncts, 216 conjunts are in the unsatisfiable core [2021-11-23 00:33:59,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 222 states and 224 transitions. [2021-11-23 00:34:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 224 transitions. [2021-11-23 00:34:03,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:34:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:03,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 217 conjunts are in the unsatisfiable core [2021-11-23 00:34:03,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:05,482 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 223 states and 225 transitions. [2021-11-23 00:34:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 225 transitions. [2021-11-23 00:34:06,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:34:06,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 1137 conjuncts, 218 conjunts are in the unsatisfiable core [2021-11-23 00:34:07,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:10,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 224 states and 226 transitions. [2021-11-23 00:34:10,433 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 226 transitions. [2021-11-23 00:34:10,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 00:34:10,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 219 conjunts are in the unsatisfiable core [2021-11-23 00:34:11,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:14,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 225 states and 227 transitions. [2021-11-23 00:34:14,219 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 227 transitions. [2021-11-23 00:34:14,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-23 00:34:14,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:14,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:14,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 220 conjunts are in the unsatisfiable core [2021-11-23 00:34:14,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:16,608 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:17,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:17,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 226 states and 228 transitions. [2021-11-23 00:34:17,963 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 228 transitions. [2021-11-23 00:34:17,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-23 00:34:17,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:17,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:18,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 221 conjunts are in the unsatisfiable core [2021-11-23 00:34:18,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:21,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 227 states and 229 transitions. [2021-11-23 00:34:21,705 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 229 transitions. [2021-11-23 00:34:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 00:34:21,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:21,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:22,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 1157 conjuncts, 222 conjunts are in the unsatisfiable core [2021-11-23 00:34:22,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:24,142 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:25,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 228 states and 230 transitions. [2021-11-23 00:34:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 230 transitions. [2021-11-23 00:34:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-23 00:34:25,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:25,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:26,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 223 conjunts are in the unsatisfiable core [2021-11-23 00:34:26,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:27,971 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:29,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:29,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 229 states and 231 transitions. [2021-11-23 00:34:29,397 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 231 transitions. [2021-11-23 00:34:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-23 00:34:29,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:29,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:29,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 1167 conjuncts, 224 conjunts are in the unsatisfiable core [2021-11-23 00:34:29,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:31,794 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 230 states and 232 transitions. [2021-11-23 00:34:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 232 transitions. [2021-11-23 00:34:33,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:34:33,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 225 conjunts are in the unsatisfiable core [2021-11-23 00:34:33,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:35,807 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:37,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:37,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 231 states and 233 transitions. [2021-11-23 00:34:37,375 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 233 transitions. [2021-11-23 00:34:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 00:34:37,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:37,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:37,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 226 conjunts are in the unsatisfiable core [2021-11-23 00:34:37,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:41,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 232 states and 234 transitions. [2021-11-23 00:34:41,091 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 234 transitions. [2021-11-23 00:34:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-11-23 00:34:41,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:41,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:41,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 1182 conjuncts, 227 conjunts are in the unsatisfiable core [2021-11-23 00:34:41,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:43,564 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:45,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 233 states and 235 transitions. [2021-11-23 00:34:45,048 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 235 transitions. [2021-11-23 00:34:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:34:45,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:45,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:45,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 228 conjunts are in the unsatisfiable core [2021-11-23 00:34:45,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:49,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 234 states and 236 transitions. [2021-11-23 00:34:49,134 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 236 transitions. [2021-11-23 00:34:49,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 00:34:49,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:49,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:49,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 1192 conjuncts, 229 conjunts are in the unsatisfiable core [2021-11-23 00:34:49,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:51,531 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:53,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 235 states and 237 transitions. [2021-11-23 00:34:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 237 transitions. [2021-11-23 00:34:53,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:34:53,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:53,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:53,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 230 conjunts are in the unsatisfiable core [2021-11-23 00:34:53,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:55,592 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:57,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 236 states and 238 transitions. [2021-11-23 00:34:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 238 transitions. [2021-11-23 00:34:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:34:57,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:57,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:57,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 231 conjunts are in the unsatisfiable core [2021-11-23 00:34:57,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:59,603 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:01,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 237 states and 239 transitions. [2021-11-23 00:35:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 239 transitions. [2021-11-23 00:35:01,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-23 00:35:01,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:01,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:01,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 232 conjunts are in the unsatisfiable core [2021-11-23 00:35:01,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 238 states and 240 transitions. [2021-11-23 00:35:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 240 transitions. [2021-11-23 00:35:05,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:35:05,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:05,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:05,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 1212 conjuncts, 233 conjunts are in the unsatisfiable core [2021-11-23 00:35:05,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:09,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:09,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 239 states and 241 transitions. [2021-11-23 00:35:09,398 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 241 transitions. [2021-11-23 00:35:09,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:35:09,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:09,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:09,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 234 conjunts are in the unsatisfiable core [2021-11-23 00:35:09,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:13,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:13,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 240 states and 242 transitions. [2021-11-23 00:35:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 242 transitions. [2021-11-23 00:35:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 00:35:13,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:13,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:13,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 235 conjunts are in the unsatisfiable core [2021-11-23 00:35:13,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 27028 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 241 states and 243 transitions. [2021-11-23 00:35:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 243 transitions. [2021-11-23 00:35:17,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:35:17,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:17,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 236 conjunts are in the unsatisfiable core [2021-11-23 00:35:18,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:20,452 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:22,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:22,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 242 states and 244 transitions. [2021-11-23 00:35:22,288 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 244 transitions. [2021-11-23 00:35:22,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:35:22,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:22,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:22,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 237 conjunts are in the unsatisfiable core [2021-11-23 00:35:22,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:25,260 INFO L134 CoverageAnalysis]: Checked inductivity of 27495 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 243 states and 245 transitions. [2021-11-23 00:35:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 245 transitions. [2021-11-23 00:35:26,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:35:26,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 1237 conjuncts, 238 conjunts are in the unsatisfiable core [2021-11-23 00:35:27,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 27730 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 244 states and 246 transitions. [2021-11-23 00:35:31,795 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 246 transitions. [2021-11-23 00:35:31,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:35:31,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 239 conjunts are in the unsatisfiable core [2021-11-23 00:35:32,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 245 states and 247 transitions. [2021-11-23 00:35:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 247 transitions. [2021-11-23 00:35:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:35:35,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:35,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:36,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 1247 conjuncts, 240 conjunts are in the unsatisfiable core [2021-11-23 00:35:36,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 28203 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 246 states and 248 transitions. [2021-11-23 00:35:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 248 transitions. [2021-11-23 00:35:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:35:40,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:40,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:40,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 241 conjunts are in the unsatisfiable core [2021-11-23 00:35:40,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 28441 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 247 states and 249 transitions. [2021-11-23 00:35:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 249 transitions. [2021-11-23 00:35:44,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-11-23 00:35:44,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:45,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 242 conjunts are in the unsatisfiable core [2021-11-23 00:35:45,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:48,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:48,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 248 states and 250 transitions. [2021-11-23 00:35:48,900 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 250 transitions. [2021-11-23 00:35:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-23 00:35:48,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:48,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:49,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 1262 conjuncts, 243 conjunts are in the unsatisfiable core [2021-11-23 00:35:49,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:51,642 INFO L134 CoverageAnalysis]: Checked inductivity of 28920 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:53,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:53,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 249 states and 251 transitions. [2021-11-23 00:35:53,259 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 251 transitions. [2021-11-23 00:35:53,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:35:53,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:53,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 1267 conjuncts, 244 conjunts are in the unsatisfiable core [2021-11-23 00:35:54,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 29161 backedges. 0 proven. 29161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:57,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:57,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 250 states and 252 transitions. [2021-11-23 00:35:57,535 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 252 transitions. [2021-11-23 00:35:57,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 00:35:57,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:57,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:58,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 1272 conjuncts, 245 conjunts are in the unsatisfiable core [2021-11-23 00:35:58,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 29403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:02,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 251 states and 253 transitions. [2021-11-23 00:36:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 253 transitions. [2021-11-23 00:36:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 00:36:02,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:02,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:02,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 1277 conjuncts, 246 conjunts are in the unsatisfiable core [2021-11-23 00:36:02,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:05,256 INFO L134 CoverageAnalysis]: Checked inductivity of 29646 backedges. 0 proven. 29646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:07,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:07,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 252 states and 254 transitions. [2021-11-23 00:36:07,036 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 254 transitions. [2021-11-23 00:36:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:36:07,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:07,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:07,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 1282 conjuncts, 247 conjunts are in the unsatisfiable core [2021-11-23 00:36:07,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 29890 backedges. 0 proven. 29890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:11,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 253 states and 255 transitions. [2021-11-23 00:36:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 255 transitions. [2021-11-23 00:36:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 00:36:11,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:11,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:12,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 1287 conjuncts, 248 conjunts are in the unsatisfiable core [2021-11-23 00:36:12,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:14,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 30135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:16,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 254 states and 256 transitions. [2021-11-23 00:36:16,604 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 256 transitions. [2021-11-23 00:36:16,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:36:16,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:16,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:17,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 1292 conjuncts, 249 conjunts are in the unsatisfiable core [2021-11-23 00:36:17,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:19,347 INFO L134 CoverageAnalysis]: Checked inductivity of 30381 backedges. 0 proven. 30381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:21,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:21,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 255 states and 257 transitions. [2021-11-23 00:36:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 257 transitions. [2021-11-23 00:36:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:36:21,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:21,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:21,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 250 conjunts are in the unsatisfiable core [2021-11-23 00:36:21,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:24,003 INFO L134 CoverageAnalysis]: Checked inductivity of 30628 backedges. 0 proven. 30628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 256 states and 258 transitions. [2021-11-23 00:36:25,798 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 258 transitions. [2021-11-23 00:36:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-23 00:36:25,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:25,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:26,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 251 conjunts are in the unsatisfiable core [2021-11-23 00:36:26,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:28,806 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 30876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 257 states and 259 transitions. [2021-11-23 00:36:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 259 transitions. [2021-11-23 00:36:30,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 00:36:30,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 1307 conjuncts, 252 conjunts are in the unsatisfiable core [2021-11-23 00:36:31,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:33,402 INFO L134 CoverageAnalysis]: Checked inductivity of 31125 backedges. 0 proven. 31125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:35,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 258 states and 260 transitions. [2021-11-23 00:36:35,260 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 260 transitions. [2021-11-23 00:36:35,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 00:36:35,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 1312 conjuncts, 253 conjunts are in the unsatisfiable core [2021-11-23 00:36:35,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:38,245 INFO L134 CoverageAnalysis]: Checked inductivity of 31375 backedges. 0 proven. 31375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 259 states and 261 transitions. [2021-11-23 00:36:40,219 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 261 transitions. [2021-11-23 00:36:40,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 00:36:40,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 254 conjunts are in the unsatisfiable core [2021-11-23 00:36:40,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 31626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 260 states and 262 transitions. [2021-11-23 00:36:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 262 transitions. [2021-11-23 00:36:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-23 00:36:44,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:44,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:45,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 1322 conjuncts, 255 conjunts are in the unsatisfiable core [2021-11-23 00:36:45,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 31878 backedges. 0 proven. 31878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:49,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:49,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 261 states and 263 transitions. [2021-11-23 00:36:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 263 transitions. [2021-11-23 00:36:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 00:36:49,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:49,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 1327 conjuncts, 256 conjunts are in the unsatisfiable core [2021-11-23 00:36:50,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 32131 backedges. 0 proven. 32131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:54,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 262 states and 264 transitions. [2021-11-23 00:36:54,532 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 264 transitions. [2021-11-23 00:36:54,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-23 00:36:54,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:54,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:55,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 257 conjunts are in the unsatisfiable core [2021-11-23 00:36:55,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 32385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 263 states and 265 transitions. [2021-11-23 00:36:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 265 transitions. [2021-11-23 00:36:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:36:59,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:59,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 258 conjunts are in the unsatisfiable core [2021-11-23 00:36:59,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:02,216 INFO L134 CoverageAnalysis]: Checked inductivity of 32640 backedges. 0 proven. 32640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 264 states and 266 transitions. [2021-11-23 00:37:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 266 transitions. [2021-11-23 00:37:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 00:37:04,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:04,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:04,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 1342 conjuncts, 259 conjunts are in the unsatisfiable core [2021-11-23 00:37:04,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 32896 backedges. 0 proven. 32896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:09,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 265 states and 267 transitions. [2021-11-23 00:37:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 267 transitions. [2021-11-23 00:37:09,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-23 00:37:09,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 260 conjunts are in the unsatisfiable core [2021-11-23 00:37:09,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:12,524 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 33153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:14,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:14,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 266 states and 268 transitions. [2021-11-23 00:37:14,735 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 268 transitions. [2021-11-23 00:37:14,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-23 00:37:14,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:14,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:15,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 1352 conjuncts, 261 conjunts are in the unsatisfiable core [2021-11-23 00:37:15,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 33411 backedges. 0 proven. 33411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:20,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 267 states and 269 transitions. [2021-11-23 00:37:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 269 transitions. [2021-11-23 00:37:20,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 00:37:20,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:20,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:20,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 1357 conjuncts, 262 conjunts are in the unsatisfiable core [2021-11-23 00:37:20,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:23,360 INFO L134 CoverageAnalysis]: Checked inductivity of 33670 backedges. 0 proven. 33670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:25,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 268 states and 270 transitions. [2021-11-23 00:37:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 270 transitions. [2021-11-23 00:37:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-23 00:37:25,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:25,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:26,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 1362 conjuncts, 263 conjunts are in the unsatisfiable core [2021-11-23 00:37:26,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:28,805 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 33930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 269 states and 271 transitions. [2021-11-23 00:37:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 271 transitions. [2021-11-23 00:37:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 00:37:30,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:30,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:31,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 1367 conjuncts, 264 conjunts are in the unsatisfiable core [2021-11-23 00:37:31,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 34191 backedges. 0 proven. 34191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:35,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:35,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 270 states and 272 transitions. [2021-11-23 00:37:35,661 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 272 transitions. [2021-11-23 00:37:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 00:37:35,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:35,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:36,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 1372 conjuncts, 265 conjunts are in the unsatisfiable core [2021-11-23 00:37:36,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:38,892 INFO L134 CoverageAnalysis]: Checked inductivity of 34453 backedges. 0 proven. 34453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:40,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 271 states and 273 transitions. [2021-11-23 00:37:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 273 transitions. [2021-11-23 00:37:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 00:37:40,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:40,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:41,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 1377 conjuncts, 266 conjunts are in the unsatisfiable core [2021-11-23 00:37:41,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 34716 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:45,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 272 states and 274 transitions. [2021-11-23 00:37:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 274 transitions. [2021-11-23 00:37:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 00:37:45,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:45,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:46,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 267 conjunts are in the unsatisfiable core [2021-11-23 00:37:46,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:48,506 INFO L134 CoverageAnalysis]: Checked inductivity of 34980 backedges. 0 proven. 34980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:50,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 273 states and 275 transitions. [2021-11-23 00:37:50,539 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 275 transitions. [2021-11-23 00:37:50,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:37:50,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 268 conjunts are in the unsatisfiable core [2021-11-23 00:37:51,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:53,463 INFO L134 CoverageAnalysis]: Checked inductivity of 35245 backedges. 0 proven. 35245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:55,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 274 states and 276 transitions. [2021-11-23 00:37:55,381 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 276 transitions. [2021-11-23 00:37:55,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 00:37:55,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:55,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:56,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 269 conjunts are in the unsatisfiable core [2021-11-23 00:37:56,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:58,450 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 35511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:00,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 275 states and 277 transitions. [2021-11-23 00:38:00,420 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 277 transitions. [2021-11-23 00:38:00,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-23 00:38:00,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:00,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:01,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 1397 conjuncts, 270 conjunts are in the unsatisfiable core [2021-11-23 00:38:01,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 35778 backedges. 0 proven. 35778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 276 states and 278 transitions. [2021-11-23 00:38:05,493 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 278 transitions. [2021-11-23 00:38:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:38:05,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:05,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:06,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 1402 conjuncts, 271 conjunts are in the unsatisfiable core [2021-11-23 00:38:06,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 36046 backedges. 0 proven. 36046 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 277 states and 279 transitions. [2021-11-23 00:38:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 279 transitions. [2021-11-23 00:38:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 00:38:10,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:11,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1407 conjuncts, 272 conjunts are in the unsatisfiable core [2021-11-23 00:38:11,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:13,928 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 36315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:15,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 278 states and 280 transitions. [2021-11-23 00:38:15,887 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 280 transitions. [2021-11-23 00:38:15,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-23 00:38:15,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:16,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 1412 conjuncts, 273 conjunts are in the unsatisfiable core [2021-11-23 00:38:16,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 36585 backedges. 0 proven. 36585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:20,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:20,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 279 states and 281 transitions. [2021-11-23 00:38:20,912 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 281 transitions. [2021-11-23 00:38:20,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 00:38:20,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:20,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:21,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 274 conjunts are in the unsatisfiable core [2021-11-23 00:38:21,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:24,355 INFO L134 CoverageAnalysis]: Checked inductivity of 36856 backedges. 0 proven. 36856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:26,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:26,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 280 states and 282 transitions. [2021-11-23 00:38:26,319 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 282 transitions. [2021-11-23 00:38:26,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 00:38:26,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:26,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 1422 conjuncts, 275 conjunts are in the unsatisfiable core [2021-11-23 00:38:27,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 37128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 281 states and 283 transitions. [2021-11-23 00:38:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 283 transitions. [2021-11-23 00:38:31,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-23 00:38:31,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 276 conjunts are in the unsatisfiable core [2021-11-23 00:38:32,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 37401 backedges. 0 proven. 37401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:36,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 282 states and 284 transitions. [2021-11-23 00:38:36,775 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 284 transitions. [2021-11-23 00:38:36,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-23 00:38:36,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:36,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:37,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 277 conjunts are in the unsatisfiable core [2021-11-23 00:38:37,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:39,936 INFO L134 CoverageAnalysis]: Checked inductivity of 37675 backedges. 0 proven. 37675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:42,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:42,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 283 states and 285 transitions. [2021-11-23 00:38:42,344 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 285 transitions. [2021-11-23 00:38:42,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-11-23 00:38:42,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:42,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 1437 conjuncts, 278 conjunts are in the unsatisfiable core [2021-11-23 00:38:43,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:46,028 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 37950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 284 states and 286 transitions. [2021-11-23 00:38:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 286 transitions. [2021-11-23 00:38:48,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 00:38:48,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:48,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:49,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 279 conjunts are in the unsatisfiable core [2021-11-23 00:38:49,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:51,228 INFO L134 CoverageAnalysis]: Checked inductivity of 38226 backedges. 0 proven. 38226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:53,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 285 states and 287 transitions. [2021-11-23 00:38:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 287 transitions. [2021-11-23 00:38:53,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-23 00:38:53,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:53,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:53,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 280 conjunts are in the unsatisfiable core [2021-11-23 00:38:53,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:56,336 INFO L134 CoverageAnalysis]: Checked inductivity of 38503 backedges. 0 proven. 38503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:58,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 286 states and 288 transitions. [2021-11-23 00:38:58,286 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 288 transitions. [2021-11-23 00:38:58,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 00:38:58,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:58,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:59,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 281 conjunts are in the unsatisfiable core [2021-11-23 00:38:59,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:01,495 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 38781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:03,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 287 states and 289 transitions. [2021-11-23 00:39:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 289 transitions. [2021-11-23 00:39:03,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-23 00:39:03,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:03,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:04,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 282 conjunts are in the unsatisfiable core [2021-11-23 00:39:04,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 39060 backedges. 0 proven. 39060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:09,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 288 states and 290 transitions. [2021-11-23 00:39:09,069 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 290 transitions. [2021-11-23 00:39:09,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 00:39:09,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 283 conjunts are in the unsatisfiable core [2021-11-23 00:39:09,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 39340 backedges. 0 proven. 39340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:14,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 289 states and 291 transitions. [2021-11-23 00:39:14,592 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 291 transitions. [2021-11-23 00:39:14,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-23 00:39:14,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:14,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:15,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 284 conjunts are in the unsatisfiable core [2021-11-23 00:39:15,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:17,825 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 39621 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:19,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 290 states and 292 transitions. [2021-11-23 00:39:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 292 transitions. [2021-11-23 00:39:19,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-23 00:39:19,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:19,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:20,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 1472 conjuncts, 285 conjunts are in the unsatisfiable core [2021-11-23 00:39:20,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:22,748 INFO L134 CoverageAnalysis]: Checked inductivity of 39903 backedges. 0 proven. 39903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:24,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:24,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 291 states and 293 transitions. [2021-11-23 00:39:24,645 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 293 transitions. [2021-11-23 00:39:24,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-23 00:39:24,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:24,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:25,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 286 conjunts are in the unsatisfiable core [2021-11-23 00:39:25,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:28,024 INFO L134 CoverageAnalysis]: Checked inductivity of 40186 backedges. 0 proven. 40186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:30,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:30,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 292 states and 294 transitions. [2021-11-23 00:39:30,185 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 294 transitions. [2021-11-23 00:39:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-11-23 00:39:30,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:30,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:30,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 1482 conjuncts, 287 conjunts are in the unsatisfiable core [2021-11-23 00:39:30,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 40470 backedges. 0 proven. 40470 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:35,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 293 states and 295 transitions. [2021-11-23 00:39:35,792 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 295 transitions. [2021-11-23 00:39:35,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-23 00:39:35,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:35,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:36,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 1487 conjuncts, 288 conjunts are in the unsatisfiable core [2021-11-23 00:39:36,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:39,013 INFO L134 CoverageAnalysis]: Checked inductivity of 40755 backedges. 0 proven. 40755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 294 states and 296 transitions. [2021-11-23 00:39:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 296 transitions. [2021-11-23 00:39:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-23 00:39:41,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:41,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:42,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 1492 conjuncts, 289 conjunts are in the unsatisfiable core [2021-11-23 00:39:42,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 41041 backedges. 0 proven. 41041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 295 states and 297 transitions. [2021-11-23 00:39:47,275 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 297 transitions. [2021-11-23 00:39:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-11-23 00:39:47,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:47,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:48,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 290 conjunts are in the unsatisfiable core [2021-11-23 00:39:48,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 41328 backedges. 0 proven. 41328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:53,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 296 states and 298 transitions. [2021-11-23 00:39:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 298 transitions. [2021-11-23 00:39:53,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:39:53,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:53,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:54,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 291 conjunts are in the unsatisfiable core [2021-11-23 00:39:54,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:39:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 41616 backedges. 0 proven. 41616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:59,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:59,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 297 states and 299 transitions. [2021-11-23 00:39:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 299 transitions. [2021-11-23 00:39:59,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 00:39:59,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:59,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:00,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 1507 conjuncts, 292 conjunts are in the unsatisfiable core [2021-11-23 00:40:00,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:03,666 INFO L134 CoverageAnalysis]: Checked inductivity of 41905 backedges. 0 proven. 41905 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:06,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 298 states and 300 transitions. [2021-11-23 00:40:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 300 transitions. [2021-11-23 00:40:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-23 00:40:06,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:06,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:07,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 293 conjunts are in the unsatisfiable core [2021-11-23 00:40:07,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:40:10,191 INFO L134 CoverageAnalysis]: Checked inductivity of 42195 backedges. 0 proven. 42195 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.