./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/rewnif.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_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/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_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/rewnif.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/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_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/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 5ee21d1db2a363655b71bcb8ab92ef8d6b86a57a4ebbd79d98cb55c59d3ed1f5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:39:32,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:39:32,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:39:32,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:39:32,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:39:32,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:39:32,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:39:32,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:39:32,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:39:32,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:39:32,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:39:32,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:39:32,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:39:32,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:39:32,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:39:32,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:39:32,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:39:32,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:39:32,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:39:32,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:39:32,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:39:32,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:39:32,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:39:32,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:39:32,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:39:32,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:39:32,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:39:32,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:39:32,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:39:32,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:39:32,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:39:32,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:39:32,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:39:32,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:39:32,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:39:32,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:39:32,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:39:32,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:39:32,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:39:32,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:39:32,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:39:32,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:39:32,935 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:39:32,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:39:32,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:39:32,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:39:32,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:39:32,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:39:32,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:39:32,941 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:39:32,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:39:32,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:39:32,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:39:32,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:39:32,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:39:32,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:39:32,950 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:39:32,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:39:32,950 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:39:32,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:39:32,951 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:39:32,951 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:39:32,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:39:32,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:39:32,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:39:32,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:39:32,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:39:32,953 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:39:32,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:39:32,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:39:32,953 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_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ee21d1db2a363655b71bcb8ab92ef8d6b86a57a4ebbd79d98cb55c59d3ed1f5 [2021-11-23 01:39:33,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:39:33,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:39:33,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:39:33,255 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:39:33,256 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:39:33,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-tiling/rewnif.c [2021-11-23 01:39:33,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/data/346c63883/65a165a8ed354515ad9ddcecd0a4c34a/FLAG638f12c53 [2021-11-23 01:39:33,752 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:39:33,752 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/sv-benchmarks/c/array-tiling/rewnif.c [2021-11-23 01:39:33,764 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/data/346c63883/65a165a8ed354515ad9ddcecd0a4c34a/FLAG638f12c53 [2021-11-23 01:39:34,144 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/data/346c63883/65a165a8ed354515ad9ddcecd0a4c34a [2021-11-23 01:39:34,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:39:34,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:39:34,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:39:34,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:39:34,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:39:34,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32657e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34, skipping insertion in model container [2021-11-23 01:39:34,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:39:34,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:39:34,319 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_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/sv-benchmarks/c/array-tiling/rewnif.c[397,410] [2021-11-23 01:39:34,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:39:34,370 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:39:34,383 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_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/sv-benchmarks/c/array-tiling/rewnif.c[397,410] [2021-11-23 01:39:34,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:39:34,406 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:39:34,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34 WrapperNode [2021-11-23 01:39:34,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:39:34,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:39:34,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:39:34,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:39:34,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,435 INFO L137 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2021-11-23 01:39:34,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:39:34,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:39:34,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:39:34,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:39:34,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:39:34,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:39:34,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:39:34,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:39:34,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:39:34,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:39:34,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:39:34,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a25cf2-64e8-4f94-baff-e7222a56c2d7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:39:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:39:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:39:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:39:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:39:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:39:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:39:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:39:34,603 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:39:34,604 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:39:34,709 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:39:34,742 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:39:34,743 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:39:34,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:34 BoogieIcfgContainer [2021-11-23 01:39:34,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:39:34,746 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:39:34,746 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:39:34,756 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:39:34,757 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:34" (1/1) ... [2021-11-23 01:39:34,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:39:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-23 01:39:34,837 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-23 01:39:34,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:39:34,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:35,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-23 01:39:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-23 01:39:35,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:39:35,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:35,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2021-11-23 01:39:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2021-11-23 01:39:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:39:35,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:36,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2021-11-23 01:39:36,225 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2021-11-23 01:39:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:39:36,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:36,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 01:39:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 01:39:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:39:36,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:37,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 01:39:37,853 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 01:39:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:39:37,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:37,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2021-11-23 01:39:39,235 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2021-11-23 01:39:39,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:39:39,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,509 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:41,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 32 states and 62 transitions. [2021-11-23 01:39:41,225 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 62 transitions. [2021-11-23 01:39:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:39:41,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:41,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:43,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 40 states and 83 transitions. [2021-11-23 01:39:43,944 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 83 transitions. [2021-11-23 01:39:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:39:43,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:43,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,021 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:45,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 45 states and 93 transitions. [2021-11-23 01:39:45,020 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 93 transitions. [2021-11-23 01:39:45,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:39:45,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:45,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 43 states and 88 transitions. [2021-11-23 01:39:45,804 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 88 transitions. [2021-11-23 01:39:45,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:39:45,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:45,910 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 44 states and 88 transitions. [2021-11-23 01:39:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 88 transitions. [2021-11-23 01:39:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:39:46,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:46,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2021-11-23 01:39:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2021-11-23 01:39:46,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:39:46,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,618 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 92 transitions. [2021-11-23 01:39:47,110 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 92 transitions. [2021-11-23 01:39:47,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:47,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,394 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:49,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 104 transitions. [2021-11-23 01:39:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 104 transitions. [2021-11-23 01:39:49,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:49,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 57 states and 117 transitions. [2021-11-23 01:39:50,565 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 117 transitions. [2021-11-23 01:39:50,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:50,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,626 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 59 states and 124 transitions. [2021-11-23 01:39:51,220 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 124 transitions. [2021-11-23 01:39:51,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:51,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,272 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:51,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 60 states and 124 transitions. [2021-11-23 01:39:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2021-11-23 01:39:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:51,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,597 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:51,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 61 states and 125 transitions. [2021-11-23 01:39:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 125 transitions. [2021-11-23 01:39:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:51,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:51,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 63 states and 127 transitions. [2021-11-23 01:39:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2021-11-23 01:39:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:39:52,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:53,777 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:56,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 69 states and 140 transitions. [2021-11-23 01:39:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 140 transitions. [2021-11-23 01:39:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:39:56,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 74 states and 151 transitions. [2021-11-23 01:39:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 151 transitions. [2021-11-23 01:39:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:39:58,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:59,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 76 states and 154 transitions. [2021-11-23 01:39:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 154 transitions. [2021-11-23 01:39:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:39:59,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,048 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:00,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 77 states and 154 transitions. [2021-11-23 01:40:00,628 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 154 transitions. [2021-11-23 01:40:00,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:40:00,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2021-11-23 01:40:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2021-11-23 01:40:02,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:40:02,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:02,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 76 states and 147 transitions. [2021-11-23 01:40:02,896 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 147 transitions. [2021-11-23 01:40:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:40:02,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:06,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:06,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 83 states and 160 transitions. [2021-11-23 01:40:06,369 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 160 transitions. [2021-11-23 01:40:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:40:06,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:06,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:06,411 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 88 states and 169 transitions. [2021-11-23 01:40:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 169 transitions. [2021-11-23 01:40:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:40:08,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:08,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,737 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:15,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 97 states and 190 transitions. [2021-11-23 01:40:15,154 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 190 transitions. [2021-11-23 01:40:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:40:15,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:15,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,345 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:18,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 104 states and 202 transitions. [2021-11-23 01:40:18,846 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 202 transitions. [2021-11-23 01:40:18,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:40:18,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 102 states and 193 transitions. [2021-11-23 01:40:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 193 transitions. [2021-11-23 01:40:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:40:20,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:20,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:21,166 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:27,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:27,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 112 states and 215 transitions. [2021-11-23 01:40:27,468 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 215 transitions. [2021-11-23 01:40:27,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:40:27,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:27,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:27,514 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 27 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:30,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 118 states and 225 transitions. [2021-11-23 01:40:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 225 transitions. [2021-11-23 01:40:30,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:30,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:30,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 129 states and 252 transitions. [2021-11-23 01:40:40,137 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 252 transitions. [2021-11-23 01:40:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:40,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:40,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:44,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:44,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 136 states and 265 transitions. [2021-11-23 01:40:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2021-11-23 01:40:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:40:44,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:44,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:45,140 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:46,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:46,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 139 states and 268 transitions. [2021-11-23 01:40:46,893 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 268 transitions. [2021-11-23 01:40:46,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:40:46,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:46,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:47,924 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 137 states and 257 transitions. [2021-11-23 01:40:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 257 transitions. [2021-11-23 01:40:49,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:40:49,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:49,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:59,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 148 states and 281 transitions. [2021-11-23 01:40:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 281 transitions. [2021-11-23 01:40:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:40:59,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:59,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:04,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:04,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 155 states and 295 transitions. [2021-11-23 01:41:04,615 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 295 transitions. [2021-11-23 01:41:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:41:04,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:04,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:06,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 157 states and 297 transitions. [2021-11-23 01:41:06,001 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 297 transitions. [2021-11-23 01:41:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:41:06,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:06,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:18,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:18,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 168 states and 324 transitions. [2021-11-23 01:41:18,977 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 324 transitions. [2021-11-23 01:41:18,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:41:18,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:18,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 175 states and 339 transitions. [2021-11-23 01:41:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 339 transitions. [2021-11-23 01:41:25,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:41:25,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:25,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:25,541 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 176 states and 340 transitions. [2021-11-23 01:41:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 340 transitions. [2021-11-23 01:41:26,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:41:26,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:26,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 178 states and 342 transitions. [2021-11-23 01:41:28,577 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 342 transitions. [2021-11-23 01:41:28,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:41:28,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:28,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:29,859 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:31,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:31,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 176 states and 329 transitions. [2021-11-23 01:41:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 329 transitions. [2021-11-23 01:41:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:41:31,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:31,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:41,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 184 states and 350 transitions. [2021-11-23 01:41:41,592 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 350 transitions. [2021-11-23 01:41:41,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:41:41,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:41,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:41,642 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:47,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:47,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 191 states and 365 transitions. [2021-11-23 01:41:47,831 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 365 transitions. [2021-11-23 01:41:47,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:41:47,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:47,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:47,878 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:50,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 193 states and 368 transitions. [2021-11-23 01:41:50,462 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 368 transitions. [2021-11-23 01:41:50,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:41:50,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:50,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 194 states and 369 transitions. [2021-11-23 01:41:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 369 transitions. [2021-11-23 01:41:51,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:41:51,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:51,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 196 states and 371 transitions. [2021-11-23 01:41:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 371 transitions. [2021-11-23 01:41:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:41:53,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:53,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:07,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 205 states and 396 transitions. [2021-11-23 01:42:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 396 transitions. [2021-11-23 01:42:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:42:07,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:07,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:08,364 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:15,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:15,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 212 states and 412 transitions. [2021-11-23 01:42:15,349 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 412 transitions. [2021-11-23 01:42:15,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:42:15,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:15,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:19,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 215 states and 416 transitions. [2021-11-23 01:42:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 416 transitions. [2021-11-23 01:42:19,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:42:19,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:19,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:23,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:23,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 217 states and 418 transitions. [2021-11-23 01:42:23,057 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 418 transitions. [2021-11-23 01:42:23,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:42:23,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:23,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 215 states and 403 transitions. [2021-11-23 01:42:27,407 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 403 transitions. [2021-11-23 01:42:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:42:27,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:27,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 78 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:42,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 225 states and 428 transitions. [2021-11-23 01:42:42,404 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 428 transitions. [2021-11-23 01:42:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:42:42,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:42,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 78 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:50,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 232 states and 444 transitions. [2021-11-23 01:42:50,191 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 444 transitions. [2021-11-23 01:42:50,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:42:50,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:50,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:50,241 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 78 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 233 states and 445 transitions. [2021-11-23 01:42:51,623 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 445 transitions. [2021-11-23 01:42:51,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:42:51,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:51,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:51,672 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 78 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:54,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 235 states and 447 transitions. [2021-11-23 01:42:54,014 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 447 transitions. [2021-11-23 01:42:54,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:42:54,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:54,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 246 states and 476 transitions. [2021-11-23 01:43:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 476 transitions. [2021-11-23 01:43:14,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:43:14,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:14,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:23,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 252 states and 492 transitions. [2021-11-23 01:43:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 492 transitions. [2021-11-23 01:43:23,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:43:23,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:23,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:27,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:27,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 254 states and 494 transitions. [2021-11-23 01:43:27,207 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 494 transitions. [2021-11-23 01:43:27,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:43:27,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:27,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:28,438 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:30,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 256 states and 496 transitions. [2021-11-23 01:43:30,804 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 496 transitions. [2021-11-23 01:43:30,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:43:30,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:30,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:33,046 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:35,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:35,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 254 states and 479 transitions. [2021-11-23 01:43:35,960 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 479 transitions. [2021-11-23 01:43:35,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:43:35,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:35,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,582 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 101 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:56,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 265 states and 506 transitions. [2021-11-23 01:43:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 506 transitions. [2021-11-23 01:43:56,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:43:56,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:56,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:56,283 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 101 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:06,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:06,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 272 states and 523 transitions. [2021-11-23 01:44:06,963 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 523 transitions. [2021-11-23 01:44:06,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:44:06,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:06,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:07,019 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 101 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 274 states and 525 transitions. [2021-11-23 01:44:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 525 transitions. [2021-11-23 01:44:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:44:10,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:10,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:14,936 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:34,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:34,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 283 states and 552 transitions. [2021-11-23 01:44:34,093 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 552 transitions. [2021-11-23 01:44:34,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:44:34,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:34,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:50,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 291 states and 572 transitions. [2021-11-23 01:44:50,343 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 572 transitions. [2021-11-23 01:44:50,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:44:50,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:50,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:55,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 293 states and 574 transitions. [2021-11-23 01:44:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 574 transitions. [2021-11-23 01:44:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:44:55,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:55,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,181 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:01,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 295 states and 576 transitions. [2021-11-23 01:45:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 576 transitions. [2021-11-23 01:45:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:45:01,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:01,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:08,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 293 states and 557 transitions. [2021-11-23 01:45:08,187 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 557 transitions. [2021-11-23 01:45:08,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:45:08,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:08,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,895 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 127 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:26,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 301 states and 581 transitions. [2021-11-23 01:45:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 581 transitions. [2021-11-23 01:45:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:45:26,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,511 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 127 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 309 states and 601 transitions. [2021-11-23 01:45:40,372 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 601 transitions. [2021-11-23 01:45:40,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:45:40,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 127 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 311 states and 603 transitions. [2021-11-23 01:45:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 603 transitions. [2021-11-23 01:45:44,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:45:44,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:44,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:44,226 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 127 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 313 states and 605 transitions. [2021-11-23 01:45:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 605 transitions. [2021-11-23 01:45:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:45:48,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:48,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:54,213 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 324 states and 635 transitions. [2021-11-23 01:46:21,300 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 635 transitions. [2021-11-23 01:46:21,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:46:21,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:21,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:23,705 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:42,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 332 states and 656 transitions. [2021-11-23 01:46:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 656 transitions. [2021-11-23 01:46:42,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:46:42,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:42,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:45,117 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:49,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:49,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 334 states and 658 transitions. [2021-11-23 01:46:49,159 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 658 transitions. [2021-11-23 01:46:49,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:46:49,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:49,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 332 states and 637 transitions. [2021-11-23 01:46:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 637 transitions. [2021-11-23 01:46:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:46:58,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 156 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 340 states and 663 transitions. [2021-11-23 01:47:22,282 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 663 transitions. [2021-11-23 01:47:22,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:47:22,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:22,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 156 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:39,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:39,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 347 states and 682 transitions. [2021-11-23 01:47:39,225 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 682 transitions. [2021-11-23 01:47:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:47:39,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:39,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:39,289 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 156 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:41,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 348 states and 683 transitions. [2021-11-23 01:47:41,993 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 683 transitions. [2021-11-23 01:47:41,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:47:41,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:42,054 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 156 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:46,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 350 states and 685 transitions. [2021-11-23 01:47:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 685 transitions. [2021-11-23 01:47:46,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:47:46,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:46,360 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 156 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:50,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 352 states and 687 transitions. [2021-11-23 01:47:50,619 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 687 transitions. [2021-11-23 01:47:50,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:47:50,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:22,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:22,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 361 states and 717 transitions. [2021-11-23 01:48:22,317 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 717 transitions. [2021-11-23 01:48:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:48:22,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:22,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:25,120 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:44,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:44,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 369 states and 738 transitions. [2021-11-23 01:48:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 738 transitions. [2021-11-23 01:48:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:48:44,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:44,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:47,483 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:52,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:52,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 371 states and 740 transitions. [2021-11-23 01:48:52,290 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 740 transitions. [2021-11-23 01:48:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:48:52,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:52,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:00,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:00,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 373 states and 742 transitions. [2021-11-23 01:49:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 742 transitions. [2021-11-23 01:49:00,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:49:00,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:00,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:06,729 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:12,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 371 states and 719 transitions. [2021-11-23 01:49:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 719 transitions. [2021-11-23 01:49:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:49:12,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:12,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:15,376 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 188 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 381 states and 748 transitions. [2021-11-23 01:49:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 748 transitions. [2021-11-23 01:49:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:49:46,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:46,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:46,160 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 188 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:08,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 389 states and 769 transitions. [2021-11-23 01:50:08,321 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 769 transitions. [2021-11-23 01:50:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:50:08,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:08,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 188 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:15,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 391 states and 771 transitions. [2021-11-23 01:50:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 771 transitions. [2021-11-23 01:50:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:50:15,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:15,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:22,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 400 states and 798 transitions. [2021-11-23 01:51:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 798 transitions. [2021-11-23 01:51:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:51:22,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:22,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.